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Main Spring Barrel Assembly for Automatic Watches from Japan

Complete mainspring barrel with bridle and cover, powering automatic watch movements through rotor energy storage. HTS 9114.90.34.00 covers this as a spring for watches, distinct from general-use springs.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Classify as parts not complete movements; provide diagrams showing missing escapement per note 1(e)

Ensure documentation specifies watch caliber compatibility (e.g

ETA 2824, Sellita SW200)

Avoid bulk packaging that suggests general industrial use; retail watch part presentation preferred