Moissanite Princess Cuts from China

Lab-created silicon carbide moissanite cut in square princess style for diamond simulants in engagement rings, unset and jewelry-ready. Classifies under HTS 7104.99.10.00 as cut synthetic semiprecious stones.

Duty Rate — China → United States

17.5%

Rate breakdown

9903.03.0110%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
9903.88.157.5%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)

Import Tips

Thermal conductivity test certs distinguish moissanite from diamond

Declare high refractive index (2.65) in specs for verification

Single parcel per size/color to streamline customs processing