9114.90.38.00/ Breguet Overcoil Hairspring/Mexico

Breguet Overcoil Hairspring from Mexico

Traditional Breguet-style overcoil hairspring for high-end chronometer movements, improving isochronism in mechanical watches. Classified in HTS 9114.90.38.00 as 'other' precision watch springs per chapter definitions.

Duty Rate — Mexico → 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
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Import Tips

• Provide COSC chronometer certification references to establish precision watch end-use justifying chapter 91

• Declare exact alloy composition (Nivarox, Elinvar) as undervaluation of specialty materials triggers audits

• For sets with balance wheels, use GRI 3 rules carefully; individual springs maintain 9114 classification

Breguet Overcoil Hairspring from Mexico — Import Duty Rate | HTS 9114.90.38.00