Sauterelle a Lune Perpetuelle 2M in-house movement

Year of first presentation2014
FunctionsHour, minute, small second, phase of the moon indication with a deviation of one day in 2 million years
Winding-mechanismHand winding with conical gears
CrownTree positions, 0=winding, 1=moon phase setting, 2=hand setting
ImpulseDouble main spring barrel, energy regulated by a patented remontoir d’égalité
Plates and bridgeCentral Main Plate and bridges are decorated to the highest standards, edges bevelled and polished by hand, fully decorated movement
EscapementAndreas Strehler escapement
Regulating systemFree-Sprung balance with Breguet overcoil and four adjustment screws
Frequency3 Hz / 21’600 A/h
Number of jewels25
Number of individual parts173
Size32.0 x 30.0 mm
Height5.90 mm
Power reserve78 h, limited by a differential stop works