Product ID: 806011605
Product Name: Blue Sapphire
Price: $9.43
Weight: 0.88 CT.
Size: 6.5 x 5.5 x 3 Mm.
Shape: Pear
Color: Blue
Clarity: VSI
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