Richard Mille · Movement
Richard Mille caliber RMAC4
Ref. RMAC4
The Richard Mille caliber RMAC4 is an automatic movement with a 60-hour power reserve, beats at 36,000 vph, and carries 51 jewels.
Skeletonised automatic winding movement with hours, minutes, seconds at 6 o’clock, date, split-seconds chronograph with 30-minute counter at 3 o’clock, 12-hour counter at 9 o’clock, function selector, rapid winding and variable-geometry rotor.
- Type
- Automatic
- Power reserve
- 60 h
- Frequency
- 36000 vph
- Jewels
- 51
- Complications
- Chronograph, Date, Flyback, Rattrapante, Skeleton

