Description
Minute repeater. Perpetual calendar : day, date, month, leap year by hands. Diameter: 28 mm. Thickness: 6.9 mm. Number of parts: 467. Bridges: 12. Jewels: 39. Power reserve: min. 38 hours, max. 48 hours. Minirotor in 22K gold, unidirectional winding. Balance: Gyromax®. Vibrations/hour: 21 600 (3 Hz). Balance spring: Spiromax®. Hallmark: Patek Philippe Seal.