Other
Synthetic or reconstructed precious or semiprecious stones, whether or not worked or graded but not strung, mounted or set; ungraded synthetic or reconstructed precious or semiprecious stones, temporarily strung for convenience of transport: > Other: > Diamonds: > Other
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
Products classified under HTS 7104.91.50.00
Faceted Synthetic Diamond Cushion Cuts
Cushion cut synthetic diamonds, faceted for maximum light return, 1.5ct average. Loose under 7104.91.5000, worked synthetic stones.
Synthetic Diamond Emerald Cuts 0.75ct
Emerald cut lab diamonds, step-cut for clarity emphasis, 0.75ct. 7104.91.5000 unstrung.
Asscher Cut Lab-Grown Diamonds
Squared emerald-style Asscher cut synthetics, high clarity. Loose 7104.91.5000.
Radiant Cut Synthetic Diamonds 3ct
Large 3ct radiant cut lab diamonds, rectangular with brilliant facets. 7104.91.5000.
Oval Lab Diamond Melee 1.2mm
Oval-shaped melee synthetic diamonds 1.2mm for halo designs. Worked, unmounted 7104.91.5000.
CVD Colorless Diamond Parcels 0.5ct
Parcels of colorless CVD-grown synthetic diamonds averaging 0.5 carats each, precision cut for sparkle. HTS 7104.91.5000 covers these loose, graded synthetic diamonds not mounted or strung. Sold to wholesalers for jewelry production.
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.
Blue HPHT Synthetic Diamonds Melee
Tiny blue synthetic diamonds (0.8-1.2mm) created via HPHT with boron doping for color. HTS 7104.91.5000 for synthetic diamond melee, worked but loose. Used in micro-pave jewelry designs.
Lab-Grown Princess Cut Diamonds 2ct
2-carat princess cut synthetic diamonds, excellent clarity, square fancy shape. Classified 7104.91.5000 as unset synthetic diamonds, worked and graded. Preferred for modern engagement jewelry.
CVD Green Synthetic Diamond Lots
Lots of green CVD synthetic diamonds from nitrogen exposure, various melee sizes. HTS 7104.91.5000 for other synthetic diamonds not strung/set. Specialty color for unique designs.
Type IIa Lab Diamond Rounds
Type IIa synthetic diamond rounds, ultra-pure with low nitrogen, 2-3mm. 7104.91.5000 as worked synthetic diamonds, unmounted. Premium for high-end applications.
Synthetic White Diamond Melee 1.0mm
These are small synthetic white diamonds, approximately 1.0mm in diameter, produced via CVD or HPHT methods and graded for clarity and cut. Classified under HTS 7104.91.5000 as unmounted, unstrung synthetic diamonds, not set or strung for jewelry use. They meet the definition of reconstructed precious stones, worked but temporarily strung only for transport if applicable.
Lab-Grown Yellow CVD Diamonds 2.5ct
Color-enhanced yellow synthetic diamonds grown via Chemical Vapor Deposition (CVD), cut and polished to jewelry quality but sold loose. Falls under HTS 7104.91.5000 for other synthetic diamonds, worked but neither strung nor mounted. Ideal for loose stone resale or custom jewelry fabrication.
HPHT Synthetic Diamond Rounds 3mm
Round brilliant cut synthetic diamonds produced by High Pressure High Temperature (HPHT) method, 3mm size, graded VS clarity. HTS 7104.91.5000 applies to these unmounted, unstrung lab-created diamonds whether worked or graded. Used primarily in fine jewelry manufacturing.
Fancy Pink Lab-Created Diamonds 1ct
One-carat fancy vivid pink synthetic diamonds, lab-created with color centers, cut to heart shape. Classified in 7104.91.5000 as other synthetic diamonds, worked but not strung or set. Popular for engagement rings when mounted domestically.