Cubic Zirconia Rough Preforms from Germany
Skull-melted synthetic cubic zirconia (ZrO2) crystals, roughly sawn into octahedral preforms for gemstone cutting. HTS 7104.29.00.00 covers other synthetic semiprecious stones, unworked or simply shaped, not set/strung. Popular diamond simulant but chemically distinct per chapter definitions.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Disclose chemical composition (ZrO2 stabilized with Y2O3) in entry docs to confirm semiprecious stone status
• Avoid retail packaging; bulk import prevents reclassification as finished jewelry