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NATURAL BLUE SAPPHIRE        NATURAL COLOR      Hardness 9
Online Certificate
RETURN TO SAPPHIRE BLUE

6.56 carats untreated blue sapphire gemstone, transparent gems, exclusive loose faceted sapphires, gemstones shopping

More Photos 6.56 cts. Blue Sapphire oval single

  12.8 x 8.75 mm. x 6.6 mm saturated dark-medium. Eye clean.

  Enhancement: none (N)  Not treated in any way.

Will look darker under some conditions.

         stone PRICE   USD 7650.00 

ref:SAbo 656    ORIGIN: Ambondromifehy, Madagascar 

    

This is a virtual certificate compiled from the lab data for the gemstone being examined. Clarity is based on magnification
under a 10X corrected loupe. All gemology performed by GGGems. Jean & Alain Darbellay guaranteeing that this stone  
                        is 100% natural. Prices and availability are subject to change without notice.
 
Untreated in any way.
Hardness: 9
Specific Gravity: 3.9 - 4.1
Refractive Index: 1.76 - 1.78   Visual Catalog
Chemical Composition: Al2O3, Aluminum Oxide Corundum data
Crystal Structure: Trigonal    Cutting Styles
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