MAINSPRING
For Seiko 4206-5220
420/546
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Junghans 51 | AUTO | 11.5 |
| Seiko V143-8060 | LORUS CASE REFERENCE | |
| Wittnauer C11SR | 11.5 | |
| Seiko V143-8060 | LORUS CASE REFERENCE |
