# HS code 9110.90: Complete watch or clock movements, unassembled or partly assembled (movement sets); incomplete watch or clock movements, assembled; rough watch or clock movements

> HS code 9110.90 covers complete watch or clock movements, unassembled or partly assembled (movement sets); incomplete watch or clock movements, assembled; rough watch or clock movements, other than those classified in 9110.11, 9110.12 and 9110.19. It sits in heading 91.10 (complete watch or clock movements, unassembled or partly assembled (movement sets); incomplete watch or clock movements, assembled; rough watch or clock movements) in chapter 91 (clocks and watches and parts thereof). Other goods of heading 91.10 are classified under 9110.11 (of watches, complete movements, unassembled or partly assembled (movement sets)), 9110.12 (of watches, incomplete movements, assembled) and 9110.19 (of watches, rough movements).

Source: https://staging.border.bot/hs-codes/911090
Last updated: 13 October 2026

[HS codes](https://staging.border.bot/hs-codes) / [Chapter 91](https://staging.border.bot/hs-codes/91) / [91.10](https://staging.border.bot/hs-codes/9110) / [9110.90](https://staging.border.bot/hs-codes/911090)

## Key facts

- HS code: 9110.90
- Covers: Complete watch or clock movements, unassembled or partly assembled (movement sets); incomplete watch or clock movements, assembled; rough watch or clock movements
- Heading: [91.10: Complete watch or clock movements, unassembled or partly assembled (movement sets); incomplete watch or clock movements, assembled; rough watch or clock movements](https://staging.border.bot/hs-codes/9110)
- Chapter: [91: Clocks and watches and parts thereof](https://staging.border.bot/hs-codes/91)
- Edition: HS2022
- Duty rates: [Set by each country’s tariff](https://staging.border.bot/countries)

## What this code covers

HS code 9110.90 covers complete watch or clock movements, unassembled or partly assembled (movement sets); incomplete watch or clock movements, assembled; rough watch or clock movements, other than those classified in 9110.11, 9110.12 and 9110.19.

The legal text of the subheading is “Other”, in HS2022.

## What it doesn’t cover

Other goods of heading 91.10 are classified under 9110.11 (of watches, complete movements, unassembled or partly assembled (movement sets)), 9110.12 (of watches, incomplete movements, assembled) and 9110.19 (of watches, rough movements).

- [9110.11](https://staging.border.bot/hs-codes/911011) Of watches: Complete movements, unassembled or partly assembled (movement sets)
- [9110.12](https://staging.border.bot/hs-codes/911012) Of watches: Incomplete movements, assembled
- [9110.19](https://staging.border.bot/hs-codes/911019) Of watches: Rough movements

## How it is structured

9110.90 is a six-digit subheading. Its first two digits, 91, are the chapter; the first four, 9110, are heading 91.10; the last two, 90, 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 91.10: Complete watch or clock movements, unassembled or partly assembled (movement sets); incomplete watch or clock movements, assembled; rough watch or clock movements
- Subheading 9110.90: Other

## In other countries

No national tariff lines under 9110.90 are live on border.bot yet. Tariffs built on the Harmonized System (HS2022) use 9110.90 at six digits and add their own digits after it.

- Previous subheading: [9110.19](https://staging.border.bot/hs-codes/911019) Of watches: Rough movements
- Next subheading: [9111.10](https://staging.border.bot/hs-codes/911110) Cases of precious metal or of metal clad with precious metal

## Frequently asked questions

### What does HS code 9110.90 cover?

HS code 9110.90 covers complete watch or clock movements, unassembled or partly assembled (movement sets); incomplete watch or clock movements, assembled; rough watch or clock movements, other than those classified in 9110.11, 9110.12 and 9110.19.

### Which heading and chapter is HS code 9110.90 in?

HS code 9110.90 is in heading 91.10 (complete watch or clock movements, unassembled or partly assembled (movement sets); incomplete watch or clock movements, assembled; rough watch or clock movements) in chapter 91 (clocks and watches and parts thereof).

### Where are goods of heading 91.10 classified when 9110.90 doesn’t fit?

Other goods of heading 91.10 are classified under 9110.11 (of watches, complete movements, unassembled or partly assembled (movement sets)), 9110.12 (of watches, incomplete movements, assembled) and 9110.19 (of watches, rough movements).

## Sources and updates

The Harmonized System legal text comes from border.bot release 1 (edition HS 2022), imported from a file, and has been live since 13 October 2026.

This page was last updated on 13 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://staging.border.bot/hs-codes/911090.json