JEWEL, UP WHEEL SWEEP SECOND
For Seiko 1421-0020
721/1135
Alternate: 721/1135
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Longines 1137 | LONGIN CASE REFERENCE | |
| Parrenin U833 | 10.5 | |
| Seiko 3E23A | QTZ ANALOG DSS CAL D-DATE W/CORR | 7 x 6.75 |
