Old Mine Cut Diamond from Japan
0.85-carat antique old mine cushion cut diamond, I color SI2, vintage proportions loose. HTS 7102.39.00 as worked nonindustrial despite antique cut.
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
• Vintage cuts have different light performance—modern grading
• Authenticity harder; provenance docs
• Lower yield from rough historically