Chapter 7104210000 — Customs Tariff Headings
Synthetic or reconstructed precious or semi-precious stones, whether or not worked or graded but not strung, mounted or set; ungraded synthetic or reconstructed precious or semi-precious stones, temporarily strung for convenience of transport. > Other, unworked or simply sawn or roughly shaped: > Diamonds > Diamonds
Duty Rate (from China)
Products classified under Tariff item 7104.21.00.00
CVD Lab-Grown Diamond Rough
CVD lab-grown diamond rough in plate or block form, simply sawn into facets, unworked or roughly shaped. These synthetic diamonds are not yet graded, strung, mounted, or set, and are destined for further processing into gem-quality stones.
7104.21.00HPHT Synthetic Diamond Melee Parcels
HPHT synthetic diamond melee parcels, small diamonds under 0.1 carat, roughly shaped into pyramidal or octahedral forms without faceting. These unworked synthetic diamonds are suitable for further gem processing and are not yet strung, mounted, or set.
7104.21.00HPHT Type IIa Synthetic Diamond Crystals
HPHT Type IIa synthetic diamond crystals, colorless and in octahedral crystal form, roughly shaped without facets. These unworked synthetic diamonds are intended for further processing into gemstones and are not yet strung, mounted, or set.
7104.21.00Lab-Created Diamond Sawing Blocks
Lab-created diamond sawing blocks, synthetic diamond blocks prepared for sawing into individual stones, roughly shaped with minimal processing. These unmounted synthetic diamonds are in bulk form and not yet graded or set.
7104.21.00Synthetic Diamond Cleavage Rough
Synthetic diamond cleavage rough, synthetic diamonds cleaved along natural planes to create roughly shaped pieces, unpolished and ungraded. These simply sawn synthetic diamonds are not yet strung, mounted, or set for retail.
7104.21.00Synthetic Rough Diamonds
Synthetic rough diamonds in their natural crystalline form, directly from CVD or HPHT processes, unworked and ungraded. These synthetic diamonds are not yet strung, mounted, or set, and are intended for further processing.