The Habring² Chrono COS is based on the newly implemented calibre A08 which is based on the wheelwork of the ETA-family 7750/7760
- Calibre A08COS, manually or automaticly wound, patented crown-operation-system (COS) for operating the chronograph function by turning the crown
- Indication of hours and minutes, small seconds at 9h, chronograph-function with indication of seconds from the center and 30-minutes counter at 3h
- Shockprotected according DIN and NIHS 17 jewels (manual) 25 jewels (automatic).
- Power reserve after being fully wound: approx. 48 hours
- 84 (manual) or 89 (automatic) maintenance relevant parts