Star Sapphire 6 Ray 6.16 Cts Natural Sri Lanka Loose Gemstone 20926

  
STAR SAPPHIRE 6 RAY 6.16 CTS - 20926 GORGEOUS GEM FOR ENGAGEMENT RING. 100% Natural - Not treated in any way.

Beautiful Center-stone for an engagement Ring. Will make a Gorgeous Ring or Pendent accented with Diamonds.

A Gem of Lasting Beauty. Large Sizes are Extremely Rare!

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. This item is in the category "Jewelry & Watches\Loose Diamonds & Gemstones\Loose Gemstones". The seller is "cresla" and is located in this country: LK.

This item can be shipped worldwide.

1. Country of Origin: Sri Lanka
2. Country/Region of Manufacture: Sri Lanka
3. Gemstone Shape: Round
4. Item Width: 9.6 mm
5. Gemstone Clarity Grade: Eye Clean
6. Gemstone Type: Sapphire
7. Gemstone Form: Cut
8. Cut Grade: Good
9. Gemstone Creation: Natural
10. Item Length: 9.6 mm
11. Color: Light Blue Grey
12. Transparency: Transparent
13. Gemstone Color: Grey
14. Brand: Cresla
15. Gemstone Treatment: Not Enhanced