MAINSPRING 2.50-.20-480 17
For Citizen 4-212550
M/722
Alternate: 147/AS 1140
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Corum 620 | BALANCE STAFF 100/1177 NEED BE ALTERED | 16 |
| Eterna 1471K | 13 | |
| Seiko 3M22-0B2079Z | SEIKO ANALOG QUARTZ |
