Tourbillon Escape Wheel Spring from Japan
Specialized return spring for tourbillon carriage in ultra-luxury watches, maintaining constant rotation. Classified under HTS 9114.90.38.00 as 'other' precision spring for advanced watch complications.
Duty Rate — Japan → United States
14.2%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Technical drawings of tourbillon integration essential for justifying chapter 91 over machinery parts
• Declare as individual components; tourbillon cage assemblies shift to complete movement headings
• Luxury brand authorization letters support valuation for high-end components