宝石重量
According to the size
特殊光学效应
Negative light of one axis crystal
Melting temperature
1600-1750°C
Refractive index
1.577-1.583(±0.017)
Grade
A(Reduce the garden), A-(Increase the garden)
Feature
Girdle even,Accurate size, Cutting perfect
Shapes provided
Round Oval Emerald Pear Square
Application
Earings, Ring, Necklace, Watch, Jewelry Ornament etc
Advantage
Avoid customs clearance transportation