MB&F caliber HMX
|Hands:||Minutes, Jumping Hours|
Three-dimensional horological engine, composed of a jumping hour and trailing minutes module developed in-house by MB&F, powered by a Sellita gear train.
Mechanical movement, automatic winding
22K gold automatic winding rotor
Power reserve: 42 hours
Balance frequency: 28,800bph/4Hz.
Number of components: 223
Number of jewels: 29