Automatic Chronograph
Features of Automatic ChronographCal.8R28
- Chronograph up to 12 hours
- 28,800 vibrations per hour
- Power reserve: Over 45 hours
- 34 jewels, 292 parts
- Column wheel and vertical clutch
- One-piece three-pointed hammer for instant reset
- Diameter: 28.6 mm
- Depth: 7.2 mm
