Lab-Created Diamond Sawing Blocks from Canada
Synthetic diamond blocks prepared for sawing into individual stones, roughly shaped with minimal processing. HTS 7104.21.00.00 for these unmounted synthetic diamonds in bulk form.
Duty Rate — Canada → United States
13%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Bulk blocks often in lots; declare total carat weight accurately
• Sawing lines permitted as 'simply sawn'; no further shaping