30 MINUTE REG WHEEL PINION
For Seiko 2P21-5090
506-A347
Alternate: 8100-2685Y
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Benrus B | 7.75 | |
| Seiko 5931-5240 | SEIKO CASE REFERENCE | |
| Seiko 7N00-6A40 | SEIKO CASE 08/12/98 |
