Seiko NH35A Mechanical Movement Kit from China

The Seiko NH35A unassembled movement set contains all components of this automatic mechanical caliber including rotor, escapement, and jewels, packaged separately for custom watch building. Classified under HTS 9110.11.00.00 as it constitutes a complete watch movement supplied unassembled, meeting chapter 91 size and regulation requirements. Popular among microbrands and watch modders for its hacking and hand-winding features.

Duty Rate — China → United States

17.5%

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
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)

Import Tips

Include technical specs confirming balance wheel/hairspring regulation to distinguish from quartz movements

Ensure components aren't pre-assembled beyond 'partly assembled' threshold to avoid HTS 9108 classification

Document country of origin for each component when claiming insular possession benefits under US notes

Seiko NH35A Mechanical Movement Kit from China — Import Duty Rate | HTS 9110.11.00.00