Mechanical movement with Swiss lever escapement, tourbillon type
Manual winding-mechanism
80-hour power reserve
Tourbillon carriage, visible on the dial side at 6 o'clock.
Minute repeater with striking-mechanism slide at 9 o'clock

Number of lines: 13 ¼
Outside diameter: 30.4 mm
Carriage height: 8.85 mm
Frequency: 21,600 v.p.h. (3 Hz)