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Synthetic Diamond Brilliant Cuts 4mm

4mm round brilliant synthetic diamonds in D-F color range, fully faceted and polished. Under 7104.91.5000 as other worked synthetic diamonds, unstrung and unset. High demand for pave settings in luxury watches.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
šŸ‡ØšŸ‡³China6.4%+20.0%26.4%
šŸ‡²šŸ‡½Mexico6.4%+10.0%16.4%
šŸ‡ØšŸ‡¦Canada6.4%+10.0%16.4%
šŸ‡©šŸ‡ŖGermanyFree+10.0%10%
šŸ‡ÆšŸ‡µJapanFree+12.5%12.5%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

7116.10Lower: 18% vs 26.4%

If set in silver or clad with precious metal

Silver-set pearls or stones fall under 7116.10 per notes.

8209.00Lower: 17.1% vs 26.4%

If for industrial abrasive or saw applications

Industrial-use synthetic diamonds classify as tools in Chapter 82.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Batch consistency reports help avoid disputes over grading uniformity

• Declare if any alloy content exceeds 2% precious metal per Chapter Note 5