For Ricoh 640
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Seiko 1800-0410 | SEIKO CASE REFERENCE | |
| Fontainemelon 57-21 | 21,600 BPH | 6.75 |
| Seiko 1800-0410 | SEIKO CASE REFERENCE | |
| Seiko 2626-0140 | SEIKO CASE REFERENCE |
