MAINSPRING
For Seiko 2E20-5739
667170/HAM
Alternate: 50043/HAM
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Remex 6871 | QUARTZ-ANALOG-DSS-CALD- | 8.75 |
| Seiko 6431-5030 | SEIKO CASE REFERENCE | |
| Seiko 6431-5030 | SEIKO CASE REFERENCE | |
| Wittnauer CRL8383 | WITTNAUER CASE REFERENCE |
