1.78 Ct. Oval Natural Rich Green Emerald Columbia Gemstone
Price: $257.85
Product ID: 802402138
Product Name: Emerald
Price : $257.85
Weight: 1.78
Jewelry Size: 9.5 x 7.1 x 4.9 Mm
Shape: Oval
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