MAINSPRING, TONGUE 6X3.5X16.5
For Seiko W339-4B50
420/1305
Alternate: 00516.2890
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Seiko 1100-3000 | SEIKO CASE REFERENCE | |
| Seiko 2205-0430 | SEIKO CASE REFERENCE | |
| Seiko V230-5450 | PULSAR CASE REFERENCE |
