3.90 Ct. Octagon Natural Bi Color Ametrine Unheated Gem
Price: $18.87
Product ID: 800402743
Product Name: Ametrine
Price : $18.87
Weight: 3.90
Jewelry Size: 13 x 8.2 x 4.8 Mm
Shape: Octagon
Color: Bi Color
Clarity: IF - VVS
Luster: Good
Origin: Bolivia, South America
Treatment: Unheated
Crystal Structure: Hexagonal
Hardness: 7
Specific Gravity: 2.65 - 2.91
Refractive Index: 1.544 - 1.553
Chemical: SiO2, Silicon Dioxide