Overcoil Breguet Hairspring from Mexico
Traditional Breguet overcoil hairspring with terminal curves for isochronal performance in complicated watches. HTS 9114.90.34.00 as specialized watch hairspring design.
Duty Rate — Mexico → United States
17.3%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide coiling diagrams showing Breguet curves; proves specialized watch construction
• Avoid modern flat spring confusion; traditional design affects value declaration
• Certify hand-crafted status for potential preferential tariff treatment