9110.11.00.00/Seiko NH35A Mechanical Movement Kit/Japan

Seiko NH35A Mechanical Movement Kit from Japan

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 — Japan → United States

10%

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

• 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