Silicon Hairspring for Modern Diver's Watches from Mexico
Anti-magnetic silicon hairspring for professional diver's watches, offering corrosion resistance and stability. Falls under HTS 9114.90.38.00 as innovative 'other' watch spring technology for timekeeping regulation.
Duty Rate — Mexico → United States
14.2%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Material safety data sheets for silicon components prevent hazardous goods misclassification during customs review
• Certify 1000+ gauss magnetic resistance to prove specialized watch function beyond general springs
• Patent documentation supports 'other' classification when challenging chapter 85 electronic component arguments