Rough Octahedral Miners' Diamonds from Mexico
Natural rough octahedral crystals designated as miners' diamonds for high-pressure drilling in oil and gas exploration. HTS 7102.29.0020 covers these other industrial diamonds due to their unmounted, unworked state and mining-specific application. Ideal for polycrystalline diamond compact production.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Attach gemmological institute reports confirming industrial grade and octahedral habit
• Declare carat weight precisely; discrepancies lead to valuation disputes
• Avoid selling as sets with tools, which could classify under tooling headings