Certified blue sapphire gems. Untreated, certificate unheated, conflict-free, natural color blue sapphires selected in the mining and cutting centers of Sri Lanka by
Bill Kent, Graduate Gemologist Appraiser Importer. www.sapphires.ca
 
 

Untreated Blue Sapphire Gems

No Heat Treatment:

Every sapphire on www.sapphires.ca is certified free of heat-treatment. And I guarantee every one to be free of fracture-filling and diffusion-treatment. .
No exceptions, ever.
.

 

 

“If you are considering the purchase of a natural, untreated sapphire, then I suggest working with Bill Kent, the man behind www.sapphires.ca.

I was able to communicate to Bill what I was looking for and get his expert feedback. He allowed me to review and independently certify my stone selection prior to closing the deal.

Bill replied to my request for advice with detailed information that proved invaluable. This level of customer service is very rare these days.

And the stone is exceptional.”

J.M., Medical Student, NYC

 

 

Sapphires below one carat are listed farther down this page: smaller sapphires

 

 

Vivid Sky Blue Sapphire!

Ideal gem for your solitaire--very sweet color, full of life and light!

Clarity: LI2.
Lightly Included 2 describes a gem that has 2 or 3 of the tiniest inclusions, barely visible to the unaided eye of a trained, experienced grader.

Item: #bc101 round2 Size: 5.99 x 5.95 x 3.62 mm
Weight: 1. 01 carats Price: $1250.
 
   
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  billkent@islandnet.com  

 

Fascinating Shape!

Do you like clean simple lines? Does purity of form appeal to you?

Consider this gem: exceptionally well-cut, clean and crisp with the beauty of simplicity!

Clarity: Near Flawless / Lightly Included 1  (NFL / LI1)
Near Flawless / Lightly Included 1 describes a gem that has just the tiniest inclusion, barely visible to the
. unaided eye of a trained, experienced grader..
Most non-professional observers are unable to see LI1 inclusions.
.
.

Item: #bc103oct Size: 7.06 x 5.06 x 2.98 mm
Weight: 1.03 carats Price: $1150.
 
   
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  billkent@islandnet.com  

 

 

Intense Sapphire!

Fine, rich color, good clarity, nice cutting and proportions--perfect gem if you want classic sapphire color
at a great price!.

The gem-cutter was able to maximize the "face-up" size of this sapphire and still retain excellent brilliance.

Clarity: LI2.
Lightly Included 2 describes a gem that has 2 or 3 of the tiniest inclusions, barely visible to the unaided eye of a trained, experienced grader.
.

Item: #bc107 Size: 6.96 x 5.34 x 3.74 mm
Weight: 1.07 carats Price: $1950.
 
   
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  billkent@islandnet.com  

 

Beautiful Blue Triangle!

Perfect for the one-of-a-kind design you're planning!

You'll enjoy its soft blue color and attractive shape.

Intriguing shape plus rare, soft blue color make this sapphire a special gemstone!

Clarity: MI2.
Moderately Included 2: Inclusions are minor inclusions that don't affect beauty or durability.
They may
have a slight effect on appearance but do not affect brilliance..
These inclusions are often not visible to the casual observer.
.

Item: #bc111 Size: 6.88 x 5.99 x 3.69 mm
Weight: 1.11carats Price: $950.
 
   
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  billkent@islandnet.com  

 

Beautiful and Affordable Sapphire!

Affordable gem with great color! The "culet" (bottom point of the stone) is slightly off-center,
creating a small "window" (area of reduced brilliance due to light "leakage" through the pavilion.
.
This proportion variation reduces the cost so you can have an attractive, vivid, blue
.
sapphire at a very good price.
.

Enjoy your savings every time you enjoy your sapphire!

Clarity: MI2.
Moderately Included 2:
Inclusions are minor inclusions that don't affect beauty or durability. They may
have a slight effect on appearance but do not affect brilliance.
.
These inclusions are often not visible to the casual observer.
.

Item: #bc120 Size: 7.24 x 5.32 x 3.74 mm
Weight: 1. 20 carats Price: $975.
 
   
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  billkent@islandnet.com  

 

Better than a Blue Diamond!

Finest proportions make this one sparkle with sky blue brilliance!

Clarity: LI2.
Lightly Included 2 describes a gem that has 2 or 3 of the tiniest inclusions, barely visible to the unaided eye of a trained, experienced grader.
..
LI1/LI2 inclusions are so small that most people cannot see them without magnification, even after intense. scrutiny of the gem
...

Item: #bc121rd Size: 6.47-643 x 3.82 mm
Weight: 1.21 carats Price: $1400.
 
   
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  billkent@islandnet.com  

 

Blue-White Sapphire!

Excellent proportions and beautiful cutting create diamond-like beauty!

Just the slightest bluish tint makes this one icy cool.

Clarity: MI2.   
Hazy area in the stone makes a big reduction in price--in this magnified photo, the cloudy area is
visible in the left-center portion. When set in a ring, this haziness won't make.
much difference to the appearance. .

But it makes a big difference in the price!

Untreated sapphire indicated by: Silk visible with magnification.

Item: # bc123ec Size:7.07 x 5.00 x 3.70 mm
Weight: 1.23 carats Price: $550.
 
 
   
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  billkent@islandnet.com  

Certificate
#CO-BS-SpG0062/2-000280 issued by Gemmological Institute of Colombo
 

Princess Cut Sapphire!

Elegant shape is perfect for your one-of-a-kind jewelry creation.

And its flawless clarity gives you extra purity!

Clarity: Flawless.
N
o inclusions visible to the unaided eye when examined by a trained, experienced grader using an ideal light source.

Untreated sapphire indicated by: very, very slight, intact crystal, visible with magnification.

Item: #bc125pr Size: 7.11 x 5.05 x 3.32 mm
Weight: 1.25 carats Price: $1150.
 
   
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  billkent@islandnet.com  

 

Finest Proportions!

Vivid sky blue sapphire.

Excellent cutting and proportions plus wonderful color plus fascinating shape make this gem unique!

Clarity: (MI1)
Moderately Included 1 inclusions are minor inclusions that don't affect beauty or durability.
..
These inclusions are often not visible to the casual observer.
...

Item: #bc126 Size: 6.36 x 4.90 x 4.29 mm
Weight: 1.26 carats Price: $2350.  
 
   
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  billkent@islandnet.com  

 

Vivid Sky Blue Gem!

Very sweet gem with finest clarity and attractive sky blue color.

Clarity: Flawless.
N
o inclusions visible to the unaided eye when examined by a trained, experienced grader using an ideal light source.

Item: #bc129 Size: 6.24 x 5.40 x 4.50 mm
Weight: 1.29 carats Price: $1850.
 
   
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  billkent@islandnet.com  



 


Lightest Blue Tint!

Cool, cool icy triangle!

Wear this gem and enjoy its cool sparkle!

Clarity: Flawless.
N
o inclusions visible to the unaided eye when examined by a trained, experienced grader using an ideal light source.

Item: #bc148 Size: 7.06 x 7.04 x 4.42 mm
Weight: 1.48 carats Price: $1250.
 
   
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  billkent@islandnet.com  

 

Deep, Mysterious Blue Sapphire !

Richest, deepest, most intense blue gem--the ultimate blue sapphire!

If you're searching for deep Royal Blue, this is your sapphire!

Clarity: Moderately Included 1 (MI1)
Moderately Included 1 inclusions are minor inclusions that don't affect beauty or durability.
..
These inclusions are often not visible to the casual observer.
.

Most Sri Lankan sapphires have some degree of color-zoning (variations in color within the gem). This sapphire shows strong color-zoning when viewed from the side but only minor zoning when viewed "face-up".

If you love intense deep blue, you must see this gem! . ..

Item: #bc150 Size: 6.49 x 5.96 x 4.51 mm
Weight: 1.50 carats Price: $2450.  
 
 
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billkent@islandnet.com  

 



 

Sky Blue Sapphire!

Do you like the bright blue of a summer day? This sapphire might be ideal for you!.

Clarity: MI1.
Moderately Included 1 (MI1): inclusions are minor and don't affect beauty or durability. These inclusions are often not visible to the casual observer..

Item: #bc164ov Size: 8.42 x 6.22 x 3.70 mm
Weight: 1.64 carats Price: $2400.
 
   
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  billkent@islandnet.com  

 


Very Sweet Color !

B
eautiful, vivid soft blue; sometimes described as medium Royal Blue.

Fine cutting and fine proportions bless this gem with sparkle and brilliance in a classic cushion shape. .

Clarity: (MI1)
Moderately Included 1 inclusions are minor inclusions that don't affect beauty or durability.
..
These inclusions are often not visible to the casual observer. There is a small, light colored "rutile" crystal . just barely visible at one end.
..

Item: #bc163cu Size: 8.44 x 5.70 3.65 mm
Weight: 1.63 carats Price: $2800.
 
   
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  billkent@islandnet.com  



 


Vivid Sky Blue Sapphire!

Classic cushion shape with brilliance, sparkle and the most beautiful sky blue color.

Clarity: Near Flawless / Lightly Included 1  (NFL / LI1)
Near Flawless / Lightly Included 1 describes a gem that has just the tiniest inclusion, barely visible to the
. unaided eye of a trained, experienced grader..
Most non-professional observers are unable to see LI1 inclusions.
.

Item: #bc164sqcu Size: 6.56 x 6.25 x 4.56 mm
Weight: 1.64carats Price: $2900.
 
   
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  billkent@islandnet.com  



 


Intense Rich Blue Sapphire!

If intense blue is the color you want, this rare gem will make you happy!

Clarity: (MI1)
Moderately Included 1 inclusions are minor inclusions that don't affect beauty or durability.
..
These inclusions are often not visible to the casual observer.

Item: #bc166ov Size: 7.53 x 5.67 x 4.70 mm
Weight: 1.66carats Price: $2900.
 
   
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  billkent@islandnet.com  



 

 


Cool, Cool Blue Sapphire!

Rarely found in this shape--this cool beauty is unique! Wear it as a solitaire or with diamonds.

Wear it in a ring or in a necklace.

Wear it with love!


Clarity: MI1.
Moderately Included 1 (MI1): inclusions are minor and don't affect beauty or durability. These inclusions are often not visible to the casual observer..

Item: #bc204 Size: 7.25 x 5.87 x 4.86 mm
Weight: 2.04 carats Price: $1750.  
 
   
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  billkent@islandnet.com  



 

 

Vivid Sapphire!

Fine cutting and proportions plus vivid color make this a beautiful gem!

Untreated
sapphire indicated by: Fourier Transform Infra-Red Spectroscopy.

Clarity: MI1.
Moderately Included 1 (MI1): inclusions are minor and don't affect beauty or durability. These inclusions are often not visible to the casual observer..

Item: #bc207 Size: 8.88 x 6.43 x 4.43 mm
Weight: 2.07 carats Price: $2500.
 
   
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  billkent@islandnet.com  



 

 

Intense Sky Blue!

Are you searching for a sapphire with the intense, piercing color of the brightest blue sky?
This gem is the one you're looking for! .

You won't be disappointed with this sapphire!

Clarity: LI2.
Lightly Included 2 describes a gem that has 2 or 3 of the tiniest inclusions, barely visible to the unaided eye of a trained, experienced grader.

Item: #bc209LI2 Size: 8.72 x 6.12 x 4.43 mm
Weight: 2.09 carats Price: $2950.
 
   
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  billkent@islandnet.com  

 

Intriguing, Fascinating Gem!.

Wonderful Violet color sapphire. It shows bluish Violet in north daylight and rich, strong Violet when viewed with incandescent light!

Excellent proportions and crystal clarity give beautiful sparkle!

Clarity: Flawless.
Flawless Sapphires show no inclusions to the unaided eye when examined by a trained,
experienced grader using an ideal light source. .

Item: #bc212 Size:7.84 x 6.41 x 4.70 mm
Weight: 2.12 carats Price: $2600.
 
 
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Sweet Pastel Blue Sapphire

Do you love soft, pastel blue--not too strong and not too dark? 
You'll Love This Sapphire!
.
It combines the sparkle of a fine gem with .
the soft color of a wildflower--two of Nature's most beautiful creations!
.
.
Clarity: Flawless.
N
o inclusions visible to the unaided eye when examined by a trained, experienced grader using an ideal light source.

Untreated sapphire indicated by: very fine, unaltered silk visible with magnification.

Item:# bc221 Size: 8.07 x 6.71 x 4.62mm
Weight: 2.21carats Price: $2550.

 

 
 
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Vivid, Deep, Rich Sapphire!

This is a fascinating, unique gemstone--its color is gorgeous!

When viewed in natural, northern-exposure daylight (the accepted standard for color-grading gemstones), this gem is vibrant beautiful blue. .

When viewed under most artificial light sources, its color changes, depending on the light-source.

Light sources that have more of the red portion of the spectrum give this gem a purplish/violetish tint. .When viewed in light that is very strong in the red portion of the spectrum (incandescent light bulbs are typical of this), the color completely changes to violet or purple! . .

Don't settle for just one color in your sapphire when you can have the whole range: deep, rich blue to violet- purple with all the infinite variations in between!.

Clarity: MI2.
Moderately Included 2: Inclusions are minor inclusions that don't affect beauty or durability. They may have a slight effect on appearance but do not affect brilliance. These inclusions are often not visible . .
to the casual observer.
.

Untreated sapphire indicated by: intact, unaltered silk.

Item: #bc231cu Size: 7.56 x 6.18 x 5.30 mm
Weight: 2.31 carats Price: $2950.

 

 
 
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Light Sky Blue Sapphire!

Do you love the light blue of the open sky on a cloudless spring day?

Do you want a large, round sapphire that is very affordable for its size?

You will love this gem!

Clarity:
Moderately Included 2
(MI2) inclusions have a slight effect on appearance but do not affect brilliance. These inclusions are often not visible to the casual observer. .
Inclusions in MI2 gems are so small that many people cannot see them without magnification. .

 

Item: #bc271rd Size: 8.02-7.96 x 5.57 mm
Weight: 2.71 carats Price: $2975.
 
 
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Vivid, Brilliant Gem!

Sky blue sapphire, full of life and color--this gem is beautiful and rare with exquisite brilliance!

Clarity: MI1.
Moderately Included 1 (MI1): inclusions are minor and don't affect beauty or durability. These inclusions are often not visible to the casual observer..

Untreated sapphire indicated by: Intact, unaltered silk.

Item:# bc296 Size: 8.64 x 7.25 x 5.72 mm
Weight: 2.96 carats Price: $2950.

 

 

 
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Strong, Saturated Blue Sapphire!


Are you searching for a Rich, Deep Blue Sapphire?
You've found it! Imagine the pleasure you'll feel wearing this rare gem! Its deep blue color brings delight!

Clarity: MI2.
Moderately Included 2: Inclusions are minor inclusions that don't affect beauty or durability.
They may
have a slight effect on appearance but do not affect brilliance. .
These inclusions are often not visible to the casual observer.

Untreated sapphire indicated by: intact, unaltered silk.

Item: #bc327 Size: 9.04 x 7.29 x 6.13 mm
Weight: 3.27 carats Price: $3900.

 

 
 
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billkent@islandnet.com  

 

bl  

Incredible Gemstone!

This is a stunning, powerful, brilliant, fabulous sapphire! Vivid, medium dark sky blue with great proportions and brilliance--this is a wonderful gem!

Clarity: MI2.
Moderately Included 2: Inclusions are minor inclusions that don't affect beauty or durability. .
They may
have a slight effect on appearance but do not affect brilliance. These inclusions are .
often not visible to the casual observer.
.
From some viewing angles, there is some visible "silk" that makes a small area of silvery reflective sheen. .
I always like to see some silk in a sapphire: visual proof of freedom from thermal-enhancement. In this sapphire, the silk is slightly more prominent than average.. ..

Finding an untreated sapphire of this size and vivid color is a rare and fortunate event--the miners rejoice when the earth gives up a treasure like this one! .

Item: #bc334 Size: 8.45 - 8.43 x 6.08 mm
Weight: 3.34 carats Price: $7800
 
 
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Unheated Natural Blue Sapphires--Smaller sizes.

 

 
 
Round Blue Sapphire
Weight:
.42 carats
Millimeter size:
4.52x4.55x2.57
Item: #42agic Price: $400.

Clarity: Lightly Included 2 describes a gem that..
has 2 or 3
of the tiniest.. inclusions, barely visible to..
the unaided eye of a
.. trained, experienced grader...
LI1/LI2 inclusions are so small
.. that most people cannot see.. them without magnification,.. even after intense. scrutiny of the gem...

Color: Dark Sky Blue.

Ideal match for item # 42bgic shown below.

 

 
   
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  billkent@islandnet.com  

Round Blue Sapphire
Weight:
.42 carats
Millimeter size:
4.57x4.59x2.72
Item: #42bgic Price: $400.

Clarity: Near Flawless / Lightly Included 1  (NFL / LI1).

Near Flawless / Lightly Included
1 describes a gem that has.
just the tiniest inclusion, barely
. visible to the. unaided eye of a trained, experienced grader..
Most non-professional
.
observers are unable to
.
see LI1 inclusions.
.

Color: Dark Sky Blue.

Ideal match for item #42agic shown above.

 

 
   
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  billkent@islandnet.com  

Round Blue Sapphire
Weight:
.44 carats
Millimeter size:
4.49x4.52x2.80
Item: #44gic Price: $475.

Clarity: Lightly Included 2 describes a gem that..
has 2 or 3
of the tiniest.. inclusions, barely visible to..
the unaided eye of a
.. trained, experienced grader...
LI1/LI2 inclusions are so small
.. that most people cannot see.. them without magnification,.. even after intense. scrutiny of the gem...

Color: Intense Royal Blue.

 

 
   
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  billkent@islandnet.com  

Round Blue Sapphire
Weight:
.48 carats
Millimeter size:
4.48x4.52x3.14
Item: #48gic Price: $425.

Clarity: Lightly Included 2 describes a gem that..
has 2 or 3 of the tiniest
.. inclusions, barely visible to..
the unaided eye of a
trained, .. experienced grader...
LI1/LI2 inclusions are so small
.. that most people cannot see.. them without magnification,.. even after intense. scrutiny of the gem...

Color: Medium-Dark Sky Blue.

 

 
   
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  billkent@islandnet.com  

Round Blue Sapphire
Weight:
.49 carats
Millimeter size:
4.47x4.52x3.12
Item: #49gic Price: $495.

Clarity: Flawless. .
Flawless Sapphires show no. inclusions to the unaided eye.
when examined by a trained,. experienced grader.using an ideal light source.

Color: Dark Sky Blue.

 

 
   
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  billkent@islandnet.com  

 

 

Bright Sky!

Sparkling, medium sky blue sapphire.

Clarity: Flawless.
Flawless Sapphires show no inclusions to the unaided eye when examined by a trained, experienced grader using an ideal light source.

Item: #bc476802 Size: 4.57--4.56 x 2.94 mm
Weight: .47 carats Price: $400
 
 
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Beautiful Deep Blue !

Very pretty, deep rich blue sapphire.

Clarity: LI2.
Lightly Included 2 describes a gem that has 2 or 3 of the tiniest inclusions, barely visible to the unaided eye of a trained, experienced grader.
..
LI1/LI2 inclusions are so small that most people cannot see them without magnification, even after intense. scrutiny of the gem
...

Item: #bc51ov Size: 5.10--4.18 x 2.76 mm
Weight: .51 carats Price: $495
 
 
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Medium Sky Blue Sapphire!

Excellent face up size for its weight.

Clarity: Flawless.
Flawless Sapphires show no inclusions to the unaided eye when examined by a trained, experienced grader using an ideal light source.

Item: #bc5504 Size: 5.01--4.99 x 2.81 mm
Weight: .55 carats Price: $425
 
 
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Color Change Sapphire!

Brilliant gem: sometimes blue, sometimes violet depending on the light source!
This is known as a "color change" sapphire. When observed in north daylight, its color is medium blue; when
.. seen in artificial light, it turns violet!..

Clarity: Flawless.
Flawless Sapphires show no inclusions to the unaided eye when examined by a trained, experienced grader using an ideal light source.

Item: #bc60808 Size: 5.07--5.06 x 3.17 mm
Weight: .60 carats Price: $425
 
 
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Vivid Sky Blue Sapphire

This is a very attractive gem. It has excellent cutting proportions and the sweetest blue color.

Clarity: LI2.
Lightly Included 2 describes a gem that has 2 or 3 of the tiniest inclusions, barely visible to the unaided eye of a trained, experienced grader.
..
LI1/LI2 inclusions are so small that most people cannot see them without magnification, even after intense. scrutiny of the gem
...

Item: #bc60809 Size: 4.96--4.93 x 3.17 mm
Weight: .60 carats Price: $550
 
 
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bla  

Vivid Sky Blue!

This gem has fine, sweet color and the best clarity!
The gem cutter wanted to maximize carat weight from a piece.of sapphire "rough" that was slightly deep..
so he cut a slightly deep pavilion--this reduces the face up size of the finished gem.
..

Clarity: Flawless.
Flawless Sapphires show no inclusions to the unaided eye when examined by a trained, experienced grader using an ideal light source.

Item: #bc616810 Size: 4.71--4.69 x 3.46 mm
Weight: .61 carats Price: $450
 
 
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Vivid Sky Blue Sapphire!

Blue and bright as a wonderful summer day, this sapphire sparkles all year 'round!

Clarity: MI1.
Moderately Included 1 (MI1): inclusions are minor and don't affect beauty or durability. These inclusions are often not visible to the casual observer.

Item: #bc63rd Size: 5.05 - 4.98 x 3.25mm
Weight: .63 carats Price: $600
 
   
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Medium-light Violet Blue Sapphire!

Wonderful proportions give this gem brilliance and sparkle so its soft, violet-blue hue shines through!

Clarity: Near Flawless / Lightly Included 1  (NFL / LI1)
Near Flawless / Lightly Included 1 describes a gem that has just the tiniest inclusion, barely visible to the
. unaided eye of a trained, experienced grader..
Most non-professional observers are unable to see LI1 inclusions.
.
..

Item: #bc70rd Size: 5.61 - 5.60 x 3.16 mm
Weight: .70 carats Price: $575
 
   
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  billkent@islandnet.com  

 

Flawless Sapphire!

Medium sky blue sapphire with great face up size for its weight.

Clarity: Flawless.
Flawless Sapphires show no inclusions to the unaided eye when examined by a trained, experienced grader. using an ideal light source.

 

Item: #bc74rd Size: 5.59 - 5.56 x 3.01 mm
Weight: .74 carats Price: $675.
 
   
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Very Pretty Sky Blue Sapphire!

Bright sky blue gem, full of life and sparkle!

This sapphire is ideal for a romantic solitaire ring because it has so much brilliance and life!

Clarity: MI1
Moderately Included 1 (MI1) inclusions are minor inclusions that don't affect beauty or durability. These inclusions are often not visible to the casual observer.

Item: #bc 76r Size: 5.20 x 5.20 x 3.49 mm
Weight: .76 carats Price: $595.

 

 
   
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One Gem; Two Colors !

Sparkling brilliance: sometimes blue, sometimes violet depending on the light source!
This is known as "color change" sapphire. When observed in north daylight, its color is medium blue; when
.. seen in artificial light, it turns violet!..

Excellent cutting proportions give brilliance and sparkle! .

If this beautiful combination appeals to you, this might be the one for you!

Clarity: LI2.
Lightly Included 2 describes a gem that has 2 or 3 of the tiniest inclusions, barely visible to the unaided eye of a trained, experienced grader.
..
LI1/LI2 inclusions are so small that most people cannot see them without magnification, even after intense. scrutiny of the gem
...

 

Item: #bc76v Size: 5.46--5.42 x 3.46 mm
Weight: .76 carats Price: $550
 
   
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Bright Blue Sapphire

Excellent cutting-proportions and "just-right color" that's not too dark and not too light give you a sapphire that sparkles!

Hard to find shape makes this gem unique!

Clarity: LI2.
Lightly Included 2 describes a gem that has 2 or 3 of the tiniest inclusions, barely visible to the unaided eye of a trained, experienced grader.

Item: #bc79oct Size: 5.21 x 4.53 x 3.37 mm
Weight: .79 carats Price: $695.
 
   
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Bright Sky Blue Sapphire!

Round shape perfect for your engagement ring!

This brilliant gem is so bright, it'll be great for a solitaire ring, either traditional or contemporary design.

Clarity: MI1
Moderately Included 1 (MI1) inclusions are minor inclusions that don't affect beauty or durability. These. inclusions are often not visible to the casual observer..

Item: #bc86rsky Size: 5.59 x 5.56 x 3.44 mm
Weight: .86 carats Price: $800.

 

 
   
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Vivid Sky Blue Sapphire!

Sparkling, beautiful gem!

Excellent proportions give brilliance; vivid blue color gives beauty!

Clarity: Near Flawless / Lightly Included 1  (NFL / LI1)
Near Flawless / Lightly Included 1 describes a gem that has just the tiniest inclusion, barely visible to the
. unaided eye of a trained, experienced grader..
Most non-professional observers are unable to see LI1 inclusions.
.
.

Item: #bc89rd Size: 5.52 - 5.51 x 3.79 mm
Weight: .89 carats Price: $975.
 
   
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Elegant Gem!

Are you searching for the perfect gem for your unique creation?

Here it is!

This "emerald-cut" sapphire brings elegance and simple beauty!

Clarity: Near Flawless / Lightly Included 1  (NFL / LI1)
Near Flawless / Lightly Included 1 describes a gem that has just the tiniest inclusion, barely visible to the
. unaided eye of a trained, experienced grader..
Most non-professional observers are unable to see LI1 inclusions.
.

Item: #bc92ec Size: 6.79 x 3.90 x 3.45 mm
Weight: .92 carats Price: $895.

 

 
   
For more information please email
  billkent@islandnet.com  

 

Rare shape sapphire, large face-up size for its weight!

The gem-cutter used his skill to maximize the face-up size of this gem and retain wonderful brilliance. (Usually a large face-up size means a big loss of brilliance due to "windowing" but with this sapphire,.
the
cutter was able to minimize windowing while
. maximizing size--quite an accomplishment!).
..
This is a very attractive gemstone; it has color, brilliance and clarity. It will look wonderful either as a solitaire. or with diamonds. .

Clarity: Flawless.
Flawless Sapphires show no inclusions to the unaided eye when examined by a trained, experienced grader. using an ideal light source.

Item: #bc95 Size: 6.23 x 5.22 x 3.06 mm
Weight: .95 carats Price: $1200.
 
   
For more information please email
  billkent@islandnet.com  

 

Rich Blue Sapphire!

Classic sapphire shape and deep, rich blue will satisfy your desire for a wonderful sapphire!

Clarity: MI2.
Moderately Included 2:
Inclusions are minor inclusions that don't affect beauty or durability. .
They may
have a slight effect on appearance but do not affect brilliance. These inclusions are
often not
visible to the casual observer. .

Untreated sapphire indicated by: fine silk visible with magnification.

Item: #bc975 Size: 5.70 x 5.39 x 3.51 mm
Weight: .97 carats Price: $950.
 
   
For more information please email
  billkent@islandnet.com  

 

Very affordable for this size!

Bright and lively medium sky blue gem, open and friendly color, always visible for you to enjoy!

Clarity: MI2.
Moderately Included 2:
Inclusions are minor inclusions that don't affect beauty or durability. .
They may
have a slight effect on appearance but do not affect brilliance. These inclusions .
are often not visible to the casual observer.
.

This sapphire has more color zoning than average so it's less expensive than average--even though the zoning isn't obvious to the casual observer..

Item: #bc98z Size: 5.86 x 5.85 x 3.53 mm
Weight: .98 carats Price: $675.
 
   
For more information please email
  billkent@islandnet.com  

Unheated Blue Sapphires certification pending: ..

 

 

.28 carat round, intense medium-dark sky blue. Clarity: Flawless.
Flawless Sapphires show no inclusions to the unaided eye when examined by a trained, experienced grader using an ideal light source. .
Freedom from heat-treatment indicated by: Intact, unaltered "silk". . .Price: $275. ..

 

 

2 =.56 carat round, intense blue matched pair. Clarity: Flawless.
Flawless Sapphires show no inclusions to the unaided eye when examined by a trained, experienced grader using an ideal light source. .
Freedom from heat-treatment indicated by: Intact, unaltered "silk". . .Price: $500 the pair. ..

 

 

2=.62 carat round, intense blue matched pair. Clarity: (MI2) inclusions have a slight effect on appearance but do not affect brilliance. These inclusions are often not visible to the casual observer. .
Inclusions in MI2 gems are so small that many people cannot see them without magnification.
Freedom from heat-treatment indicated by: Intact, unaltered "silk". .. Price: $550 the pair. ..

 

 

.36 carat oval, vivid medium dark sky blue. Clarity: Flawless.
Flawless Sapphires show no inclusions to the unaided eye when examined by a trained, experienced grader using an ideal light source.
Freedom from heat-treatment indicated by: Intact, unaltered "silk". .. Price: $396. ..

 

 

.39 carat princess shape, medium-light sky blue. Clarity: (MI1)
Moderately Included 1 inclusions are minor inclusions that don't affect beauty or durability. ..
These inclusions are often not visible to the casual observer.
Freedom from heat-treatment indicated by: Intact, unaltered crystal inclusions. Price: $351. ..

 

 

.43 carat round, vivid medium sky blue. Clarity: (MI1)
Moderately Included 1 inclusions are minor inclusions that don't affect beauty or durability. ..
These inclusions are often not visible to the casual observer.
Freedom from heat-treatment indicated by: Intact, unaltered "silk". . .Price: $400. ..

 

 

.49 carat round, intense dark blue. This gem has a large face-up size for its weight because the gem-cutter was working with a piece of "rough" that was quite thin and wide. The result is a stone with a "big face". .. The downside of this style of cutting is it gives a large "window" in the center of the stone. A window is an area of reduced brilliance because light "leaks" out through the back of the stone instead of being reflected .. back up through the crown towards the eye of the observer. .. If you want a stone with fine rich blue color but you're on a budget, this one will give you the largest appearing gem at the most reasonable price. ..

Clarity: (MI1)
Moderately Included 1 inclusions are minor inclusions that don't affect beauty or durability. ..
These inclusions are often not visible to the casual observer.

Freedom from heat-treatment indicated by: Intact, unaltered "silk".

Price: $425. ....

 

 
 

 

 

Every Sapphire on www.sapphires.ca is Guaranteed Free of Heat-Treatment.

 

 

How Do We Know These Sapphires Are Unheated?.

 

 

Heat treatment of blue sapphires modifies their internal structure.
Heat treatment also modifies the natural variations.in the structure and composition of
. .
'inclusions' found in blue sapphire.. . .

.
Silk indicates no heat treatment The type of inclusion known as "Silk", when intact and unaltered,.indicates unheated sapphire.
.
Silk is.the term for the mineral named 'rutile' which
. forms microscopically.thin strands within blue sapphires..This. photograph.shows intact, undamaged silk . (highly-magnified). Unaltered silk is.the natural indicator of unheated sapphire. . .

Every sapphire on this site is a unique.creation of nature, containing its own, one-of-a-kind.pattern of.natural, unaltered inclusions.indicating.freedom.from heat-treatment...

.
Visual examination and Fourier Transform Infrared Spectroscopy (FT-IR) conducted by an independent, "third-party" Gemological Laboratory conclusively determine every sapphire on www.sapphires.ca is
. an.unheated sapphire. .


Inclusions in Sapphires

When examined under a gemological microscope, virtually every gemstone
reveals inclusions.
Small (microscopic) inclusions have relatively small impact on the value of colored gems, including sapphires.

Large inclusions reduce value. If inclusions are large enough, value may be reduced by eighty or ninety per cent.


 

 

 

 

 

Clarity Grading:

Blue Sapphire clarity grades are assigned when a trained, experienced gemologist examines the gem "face-up" under controlled lighting without magnification. .

Sapphire clarity grades are assigned without magnification. Sapphire clarity grades are determined by an inclusion's visibility, or lack of visibility, to the naked eye.. This is the procedure at the major Gem Labs. .

This is in sharp contrast to diamond grading where 10X magnification is required.

The top sapphire clarity grade at American Gemological Laboratory is "Free of Inclusion" . and the top sapphire clarity grade at Asian Institute of Gemological Sciences is "Flawless". . According to the Gemological Institute of America's Revised Colored Stone Grading Lab Manual, the top clarity .
grade for sapphire is "Eye clean".
.

These grades are assigned when an experienced, fully-trained gem-grader is unable to see any inclusions under ideal lighting conditions and without magnification. . When examined under magnification, almost all sapphires show some natural inclusions, regardless. of whether these inclusions are visible to the naked eye. .

So, a sapphire that is accurately graded . "Flawless" or "Free of Inclusion" or "Eye-clean" almost certainly contains inclusions at some level of. magnification. (As do most Flawless diamonds!).

10X is the basis for diamond clarity grading. Naked-eye is the basis for sapphire clarity grading. Diamonds and sapphires almost always show natural inclusions if the magnification is high enough..


FL

Flawless

 

.

 

NFL/LI1    LI2

Near Flawless/ Lightly
Included1

.

MI1    MI2

Moderately
Included

 

.

HI1   HI2

Highly
Included

 

.

EI1    EI2    EI3

Extremely
Included

 

.

   

Flawless Sapphires show no inclusions to the unaided eye when examined by a trained, experienced grader using an ideal light source. .


Near Flawless / Lightly Included 1 (NFL / LI1)
is the next clarity grade below Flawless.
NFL / LI1 describes a gem that has just the tiniest inclusion, barely visible to the unaided eye
. of a trained, experienced grader..
Most non-professional observers are unable to see NFL / LI1 inclusions.
.
..

Lightly Included 2 (LI2) is similar to (LI1) but with one or two more inclusions, of the same minute size.barely visible to the unaided eye. of a trained, experienced grader..
Most non-professional observers are unable to see LI2 inclusions. .
.


Moderately Included 1 (MI1) inclusions are minor inclusions that don't affect beauty or durability. These inclusions are often not visible to the casual observer..

Moderately Included 2 (MI2) inclusions have a slight effect on appearance but do not affect brilliance. These inclusions are often not visible to the casual observer. ...
Inclusions in MI1/MI2 gems are so small that many people cannot see them without magnification.
.

Highly Included 1 (HI1) Inclusions are obvious and have a slight effect on appearance.
and
brilliance..

Highly Included 2 (HI2) Inclusions are obvious and have a significant effect on. appearance and brilliance..

Extremely Included 1 (EI1) Inclusions are prominent with significant effect on appearance, brilliance and transparency..

Extremely Included 2 (EI2) Inclusions are numerous and prominent throughout the gem with severe effect on appearance, brilliance, transparency and durability..


 

Proportion Grading Of Blue Sapphires

 

Good proportions in gems are found when the crown angles and pavilion angles.
are within acceptable ranges, resulting in the pavilion (bottom)....
and the crown (top) of the stone being neither too deep nor too shallow.....

Proportions are more important in diamond grading.than in colored stone grading.

Excellent proportions are essential to the beauty of a diamond.
because proportions determine how light is reflected from the surface....
of the diamond and how light is refracted from within it.....

The entire visual impact of a diamond is created.by light rays reflected from its surface and refracted from within it..

In all colored stones (all gems other than diamonds),.color is a more important contributor..
to the gem's beauty than proportions.....


Each individual piece of sapphire 'rough' (the uncut, unpolished gem material as
it's found in the mine) has its own unique shape.
..

.
Some sapphire rough yields maximum weight if the pavilion is cut shallow.
and some yields the most weight if the pavilion is cut deep.
...

The cutter of blue sapphires saves as much weight from the rough .
sapphire crystal as possible while producing the most beautiful finished gem.....
The best way to cut the largest possible sapphire is to plan the proportions and set the angles....
that are most appropriate for each piece of rough.....


Canadian and American Clients: Your gem purchases are free of taxes, customs fees and shipping charges. .

You pay nothing extra.

 

Canadian Clients receive all items "taxes and shipping included".
.

American Clients: Your gems are free of import taxes, customs duties and shipping charges.

Plus, you receive an Export Discount of 5%.


International Clients: You receive an Export Discount of 5%.

 

 

IMPORTANT NOTICE:

The Canadian Dollar has gained strength and now I can purchase gems in Asia at

much better prices. So I'm passing this saving on to you.

 

Effective immediately, all items are reduced by 12% from list price. Please subtract

12% from prices shown on-site. All Canadian, American and International Clients

immediately qualify for this benefit.

 

The Export Discount of 5% for American and International clients is calculated after

subtracting the 12% price reduction.

 

Please contact me at billkent@islandnet.com  with any questions you may have.

 

 
 
 

Returns

Every sapphire on this site comes with a 30 day, full-refund return policy.

I ask only that you return the gem in its original condition and that it hasn't been set into a piece of jewelry prior to its return.

 
 
My Profile
   
  Bill Kent
G.G.

..Professional buyer in the gem-cutting and mining areas of the world
since 1972.

Member

National Association of Jewelry Appraisers

Strict standards of gem valuation are required of members of the National Association of Jewelry Appraisers. I've applied these strict standards to all of the items on this site.

   
             
             
 

Training

Graduate Gemologist (G.G.) with Appraisal Certificate
(Gemological Institute of America)

Professional education and recognition from the leading Gemological Institute guides my selection process and ensures the untreated status of your sapphire.

Advanced Training

...Gem Grading and Appraisal Certificate
(Asian Institute of Gemological Sciences, Bangkok, Thailand)

Advanced, specialized, in-depth education in the separation of treated and untreated sapphires further protects your investment in your untreated sapphire.

 
   
 
 

William Kent Corporation

P O Box 5544 ...Victoria.. BC ..Canada .V8R 6S4

Tel: ..250-595-6024


email:billkent@islandnet.com
.www.sapphires.ca

. your best source for untreated sapphires .

 
 
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