CERTINA cal: 28.10 - 28.163
Technical data Certina cal: 28.10
- 17 jewels, manual wind, sub second.
- Size: 12.5''' 28.0 mm.
- H: = 3.75 mm.
- N: = 18.000 A/h.
- Power reserve: 46 h.
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.