About this caliber
Somewhat surprisingly, caliber 31-260 REG QA combines a regulator-style lay-out with an annual calendar and a microrotor winding system. The Gyromax balance, Spiromax balance spring and Pulsomax escapement beat at an unusual frequency of 23040 bph.
Technical details
- Movement
- -
- Display
- Analog
- Jewels
- 31
- Power reserve
- 48 hours
- Frequency
- 23,040 vph (3.2 Hz)
- Hands
- Hands: Hours, Minutes, Small Seconds, Day / Night Indication
- Diameter
- 32 mm
- Height
- -
- Parts
- -