JEWEL, UPPER BALANCE CAP
For Seiko 4N20-0970
450/1215
Alternate: 31-100/DUR INT
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Seiko 6309-628A | SEIKO CASE REFERENCE | |
| Seiko 8420-6259 | SEIKO CASE REFERENCE | |
| Seiko 7820-5480 | SEIKO CASE REFERENCE | |
| Seiko 8420-6259 | SEIKO CASE REFERENCE |
