MAINSPRING 5-12.5-13.5 T
For Seiko 1600-5060
227/987
Alternate: 227/RON 3775
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Seiko 1000-0910 | SEIKO CASE REFERENCE | |
| Seiko 8522-501A | SEIKO CASE REFERENCE | |
| Seiko 8N51-6020 | SEIKO CASE REFERENCE COSERVE 2003/2004 |
