Certified Unheated 0.72 Ct. Octagon Shape Natural Green Emerald Gemstone
Price: $391.98
Product ID: 802403643
Product Name: Emerald
Price : $391.98
Weight: 0.72
Jewelry Size: 5.10 x 5.07 x 3.82 Mm
Shape: Octagon
Color: Green
Clarity: SI1
Luster: Good
Origin: Columbia
Treatment: Unheated
Crystal Structure: Hexagonal
Hardness: 7.5 - 8
Specific Gravity: 2.67 - 2.84
Refractive Index: 1.56 - 1.59
Chemical: Be3Al2(SiO3)6, Beryllium Aluminum Silica