Certina 25.021-401, Winding stem
- CERTINA original part. Not in factory packaging.
- Thread 0,90 mm.
- Fits cal: 25.021
Data Certina cal: 25.021 (ETA cal: 2752)
- 17 jewels, manual wind, sweep second, date, quickset.
- S: = 11.5''' 25.60 mm.
- H: = 4.0 mm.
- N: = 21.600 A/h.
- Power reserve: 50 h.
Versions:
- 25.02:
- 25.021: date.
