Synthetic Ruby in Whole Boules, Annealed Ruby Material

• Color: Red: Hardness : 9
• Density: 3.98g/cm3: Length: 60-100mm
• Transport Package: Carton
• Specification: international standard
• Trademark: polaris
• Origin: China
• Model NO.: NO 3 ruby whole boules
• HS Code: 71049019
• Production Capacity: 800kg/Month

Product Description

Made of aluminum oxide, man-made corundum and synthetic ruby in whole boule 

Mainly applied to industry, such as watches, instrument, optics window and jewel bead  and more

Various sizes and grades are available

Color: red