Certina 28.16-227, Fourth wheel, centre second, Ht: 600
- CERTINA original part in factory sealed packaging.
- Heigth: 6.00 mm.
- Fits cal: 28.16
Versions:
- 28.10: 18.000 A/h, sub second.
- 28.15: 18.000 A/h, center second.
- 28.151: 18.000 A/h, center second, date.
- 28.16: 19.800 A/h, center second.
- 28.161: 19.800 A/h, center second, date.
- 28.163: 19.800 A/h, center second, date, circadian rhythm.
