Item No : 8164671
Gemstone Type : Natural Burma Gray Blue Star Sapphire
Approx. Weight (ct) : 1.55 Cts.
Shape : Oval
Size/Dimension : 7 x 6 MM Depth : 3.5 MM
Color : Gray Blue
Clarity : Opaque
Luster : Good
Origin : Burma
Hardness : 9
Specific Gravity : 3.9 - 4.1
Refractive Index : 1.76 - 1.78
Chemical Composition : Al203
Treatment : Unheated Natural
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