H. Moser & Cie caliber HMC 804

HMC 804 automatic Manufacture calibre Diameter: 32.0 mm or 14 1/4 lignes Height: 5.5 mm Frequency: 21,600 vibrations/hour 28 jewels Automatic bi-directional pawl winding system Oscillating weight in 18-carat gold with engraved H. Moser & Cie. logo Power reserve: minimum of 3 days Original double hairspring Modular one-minute flying tourbillon at 6 o'clock with skeletonised bridges