Product ID: 806005671
Product Name: Blue Sapphire
Price : $341.71
Weight: 1.73
Jewelry Size: 8.02 x 5.99 x 3.96 Mm
Shape: Oval
Color: Blue
Clarity: SI
Luster: Good
Origin: Nigeria
Treatment: Unheated
Crystal Structure: Trigonal
Hardness: 9
Specific Gravity: 3.9 - 4.1
Refractive Index: 1.76 - 1.78
Chemical: Al2O3, Aluminum Oxide