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%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
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