Movement: Self-winding mechanical movement.
Dimensions of the movement: Ø 25.60 mm height 5.60 mm Curvex form.
Display: Central hours and minutes. Two time zones indexable in half-hour steps at 3 and 9 o’clock with day/night indicator. Circular date and moon indicator at 6 o’clock.
Power reserve: 42 hours.
Frequency: 21,600 vibrations/hour.
No. of components in the movement: 247
No. of jewels: 31
Decoration of the movement: Cotes de Genéve, circular graining, hand chamfered
Functions: 3-position winding-stem, the intermediate position being for setting the time zones. Two correctors for the date and the moon.
Case: Platinum 950 or 18 carat gold
Dial: Sun-stamped, translucent lacquered dial
Strap: Hand-sewn alligator