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100% Natural Gems
STAR SAPPHIRE BLUE GREY 8.70 Cts - SRI LANKA NATURAL LOOSE GEMSTONE 21452
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STAR SAPPHIRE BLUE GREY 8.70 Cts - SRI LANKA NATURAL LOOSE GEMSTONE 21452

Product Code:21452
Availability: In Stock
  • $490.00

Carats 8.70
Size 13.10 x 11 mm
Color Blue Grey
Clarity TRC/VC
Shape Oval
Treatment None
Origin Sri Lanka
Location Colombo, Sri Lanka
Price $ 490.00
100% Natural - Not treated in any way.
Beautiful Center-stone for an engagement Ring..
Will make a Gorgeous Ring or Pendent accented with Diamonds..
Beautiful sharp Star effect..
Large Sizes are Extremely Rare!.
A Gem of Lasting Beauty.
.
. Refractive Index: 1.759-1.778 .
Hardness: 9.
Chemical Comp: AL2O3 .
Density: 4.00 .
Crystal Group: Hexagonal.
.
Star Sapphires display a 6 rayed star - By light reflecting off the silky crystallizations of rutile inside called asterism. Star Sapphires comes in a range of colors but the finer Blues, Reds, Green yellow orange and Padparaschas are extremely rare. Some color-change Corundum also displays asterism, and is called Color-change Star Sapphires. Top-quality sapphires are extremely rare. Beauty, magnificent color, transparency, and durability are the main features. Color and asterism determines the value of a star sapphire. Sri Lanka is known for the finest and the largest sapphires in the world.


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