Franck Muller Perpetual Calendar

The Franck Muller Perpetual Calendar, reference 9880 CC QP B, has a perpetual calendar in a 43.3 x 60.5 mm 18-carat rose gold case. Water resistance is rated to 30 metres for the 12.9 mm case. A sun-stamped translucent lacquered black dial has Arabic numerals, with moon phase, weekday, month, year and date indications. The watch fastens on the wrist with a hand-sewn alligator strap. A self-winding mechanical movement contains 362 components, has a 45-hour power reserve and runs at 21,600 vibrations per hour. The movement is hand engraved and hand chamfered, with Côtes de Genève and circular graining.