![Certina 19-25-401, Winding stem](http://urdelar.se/cdn/shop/products/0000_certina_1_772f5304-919c-4efe-aa95-7f062532b1f3_{width}x.jpg?v=1609705418)
Certina 19-25-401, Winding stem
- CERTINA original stem, not in factory packaging.
- Thread: 0,90 mm.
- Fits cal: 19-25, 19-251, 19-26, 19-35, 19-351, 19-36
Versions: 18.000 A/h.
- 19-25: manual wind, sweep second.
- 19-251: manual wind, sweep second, date.
- 19-26: manual wind, sweep second, modified barrel.
- 19-30: manual wind, sub second.
- 19-31: manual wind, sub second, plate without mounting flanges.
Versions: 19.800 A/h.
- 19-35: manual wind, sweep second.
- 19-351: manual wind, sweep second, date.
- 19-36: manual wind, sweep second, modified barrel.