Black Carbonado Diamond Crystals from China
Black carbonado diamond crystals are porous, aggregate diamond formations prized for their impact resistance in industrial drilling. These are unworked or simply sawn, cleaved or bruted diamonds, not mounted or set, and are not suitable for gem use.
Duty Rate — China → Canada
0%
Import Tips
• Verify that the carbonado diamonds are unworked and not mounted or set
• Include a detailed description of the product's industrial use in the import documentation
• Ensure compliance with any rough diamond certification requirements