Product ID: 806008732
Product Name: Blue Sapphire
Price : $16.88
Weight: 0.59
Jewelry Size: 5.6 x 4.1 x 2.8 Mm
Shape: Oval
Color: Blue
Clarity: SI
Luster: Good
Origin: Thailand
Treatment: Heated
Crystal Structure: Trigonal
Hardness: 9
Specific Gravity: 3.9 - 4.1
Refractive Index: 1.76 - 1.78
Chemical: Al2O3, Aluminum Oxide