SWEEP SECOND FRICTION SPRING
For Bettlach 8374-66
721/1983
Alternate: 721/1983
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| ETA 944.111 | QUARTZ-ANALOG DSS CAL | 11.5 |
| Ricoh 523 | QUARTZ ANALOG DSS CALD DAY DTE W/CORR (THICKNESS 4.45) | 7.75 x 6.75 |
