CHRONOMÈTRE À RÉSONANCE watch. Movement: Caliber 1499.3, hand-wound, 40 hours power reserve. Functions: hours, minutes, seconds, power reserve indicator, 24-hour time display, second time zone. Case: platinum. Size: 40 mm. Water resistance: 30 m. Strap: alligator leather. Features: the mechanism is made of gold, the only wrist watch in the world that works on the principle of acoustic resonance, the watch is equipped with two independent dials.