MAINSPRING(OLD #5021)4X10X11.5
For Seiko 4100-9000
206/444
Discontinued: Yes, use MS-JA223
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Seiko 6730-5509 | SEIKO CASE REFERENCE | |
| Seiko H601-5280 | SEIKO CASE REFERENCE |
