MAINSPRING 21-7-27 MB
For Seiko Y150-0H50
4270521
Alternate: X/12461
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Seiko Y150-5F40 | SEIKO CASE 951201 | |
| Seiko Y182-7D50 | SEIKO CASE REFERENCE COSERVE 2003/2004 |
