# HS code 9108.20: Watch movements, complete and assembled, with automatic winding

> HS code 9108.20 covers watch movements, complete and assembled, with automatic winding. It sits in heading 91.08 (watch movements, complete and assembled) in chapter 91 (clocks and watches and parts thereof). Other goods of heading 91.08 are classified under 9108.11 (electrically operated, with mechanical display only or with a device to which a mechanical display can be incorporated), 9108.12 (electrically operated, with opto-electronic display only), 9108.19 (electrically operated, other) or 9108.90 (other). National tariff lines under 9108.20 are live on border.bot for the United States (2 lines, also used by 1 other country).

Source: https://border.bot/hs-codes/910820
Last updated: 11 October 2026

[HS codes](https://border.bot/hs-codes) / [Chapter 91](https://border.bot/hs-codes/91) / [91.08](https://border.bot/hs-codes/9108) / [9108.20](https://border.bot/hs-codes/910820)

## Key facts

- HS code: 9108.20
- Covers: Watch movements, complete and assembled, with automatic winding
- Heading: [91.08: Watch movements, complete and assembled](https://border.bot/hs-codes/9108)
- Chapter: [91: Clocks and watches and parts thereof](https://border.bot/hs-codes/91)
- Edition: HS2022
- Duty in the United States: [See its 2 lines](https://border.bot/countries/united-states/hs-codes/910820)

## What this code covers

HS code 9108.20 covers watch movements, complete and assembled, with automatic winding.

The legal text of the subheading is “With automatic winding”, in HS2022.

## What it doesn’t cover

Other goods of heading 91.08 are classified under 9108.11 (electrically operated, with mechanical display only or with a device to which a mechanical display can be incorporated), 9108.12 (electrically operated, with opto-electronic display only), 9108.19 (electrically operated, other) or 9108.90 (other).

- [9108.11](https://border.bot/hs-codes/910811) Electrically operated: With mechanical display only or with a device to which a mechanical display can be incorporated
- [9108.12](https://border.bot/hs-codes/910812) Electrically operated: With opto-electronic display only
- [9108.19](https://border.bot/hs-codes/910819) Electrically operated: Other
- [9108.90](https://border.bot/hs-codes/910890) Other

## How it is structured

9108.20 is a six-digit subheading. Its first two digits, 91, are the chapter; the first four, 9108, are heading 91.08; the last two, 20, identify the subheading within the heading.

Countries add their own digits after these six for their national tariff lines.

- Chapter 91: Clocks and watches and parts thereof
- Heading 91.08: Watch movements, complete and assembled
- Subheading 9108.20: With automatic winding

## In other countries

National tariff lines under 9108.20 are live on border.bot for the United States (2 lines, also used by 1 other country).

- [United States](https://border.bot/countries/united-states/hs-codes/910820): 2 lines, used by 1 other country

- Previous subheading: [9108.19](https://border.bot/hs-codes/910819) Electrically operated: Other
- Next subheading: [9108.90](https://border.bot/hs-codes/910890) Other

## Frequently asked questions

### What does HS code 9108.20 cover?

HS code 9108.20 covers watch movements, complete and assembled, with automatic winding.

### Which heading and chapter is HS code 9108.20 in?

HS code 9108.20 is in heading 91.08 (watch movements, complete and assembled) in chapter 91 (clocks and watches and parts thereof).

### Where are goods of heading 91.08 classified when 9108.20 doesn’t fit?

Other goods of heading 91.08 are classified under 9108.11 (electrically operated, with mechanical display only or with a device to which a mechanical display can be incorporated), 9108.12 (electrically operated, with opto-electronic display only), 9108.19 (electrically operated, other) or 9108.90 (other).

### Which countries’ tariffs list national lines under HS code 9108.20?

National tariff lines under 9108.20 are live on border.bot for the United States (2 lines, also used by 1 other country).

## Sources and updates

The Harmonized System legal text comes from border.bot release 2 (edition HS 2022), imported from a file, and has been live since 11 October 2026.

This page was last updated on 11 October 2026.

Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.

Machine-readable: https://border.bot/hs-codes/910820.json