Gemstone Type : Natural Black Golden Star Sapphire 6 Rays
Approx. Weight (ct) : 3.55 Cts.
Shape : Oval
Size/Dimension : 9.2 x 7.3 MM Depth : 4.7 MM
Color : Black Golden
Clarity : Opaque
Luster : Good
Origin : Thailand
Hardness : 9
Specific Gravity : 3.9 - 4.1
Refractive Index : 1.76 - 1.78
Chemical Composition :
Al2O3
Treatment : Natural
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