Rough Natural Diamond Close Rough from Japan
A natural diamond in its close rough state, where it has been minimally bruted to approximate the final shape without further faceting or polishing. Classified under HTS 7102.31.00.00 as nonindustrial unworked or simply bruted diamond, intended for gemstone use rather than industrial applications.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Obtain Kimberley Process Certificate for all rough diamond imports to verify conflict-free origin
• Provide accurate documentation of weight in carats and basic shape; declare as nonindustrial to avoid reclassification
• Avoid common pitfalls like mislabeling as worked if any polishing is evident, leading to audits