Ruby
Material
Red
Hardness : 9
Length: 70-100mm
polaris
Carton
international standard
China
71049019
Product Description
Materials: Aluminum oxide, man-made corundum and synthetic ruby
Various sizes and grades are available
Suitable for ornaments and industry , such as ring and necklace nad jewel bearing
Various sizes and grades are available
Suitable for ornaments and industry , such as ring and necklace nad jewel bearing