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7104.99.50.00/Lab Moissanite Brilliant Cuts/Japan

Lab Moissanite Brilliant Cuts from Japan

Silicon carbide crystals, near-diamond RI=2.65, round brilliant loose. HTS 7104.99.5000 synthetic corundum/diamond simulant. Popular engagement ring alternative.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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Import Tips

• Thermal conductivity declaration differentiates from diamond

Lab Moissanite Brilliant Cuts from Japan — Import Duty Rate | HTS 7104.99.50.00