| Tariff Classification |
| section 18 | Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; clocks and watches; musical instruments; parts and accessories thereof |
| chapter 91 | Clocks and watches and parts thereof |
| 91.10 | Complete watch or clock movements, unassembled or partly assembled (movement sets); incomplete watch or clock movements, assembled; rough watch or clock movements: |
| －Of watches: |
| 9110.12 | －－Incomplete movements, assembled |
|