FOURTH WHEEL, W/SECOND
For Standard 21
201/644
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Citizen 4-663373 | CITIZEN CASE | |
| Seiko 2661A | QUARTZ-DSS | 7.75 |
| Citizen 4-663373 | CITIZEN CASE | |
| Seiko V401A | QUARTZ MVMT |
