Automatic watch equipped with in-house manufactured Calibre Royal. 21,600 oscillations/hour (3 Hz). Dual direction automatic winding. Initial force distribution by a central barrel axis. Large balance with compensating screws. 220°amplitude in vertical position after 72-hour operation. Large Day and Date with no amplitude loss upon activation. Integrated complications. 100-hour power reserve design, set to 88 hours, dial display with 72-hour guaranteed isochronism, integrated complication. Small seconds at 4 o’clock symmetrical to power reserve.
Movement finish: Bridges and Main plate enhanced with circular-grained Côtes de Genève. Micro-blasted oscillating weight, with ruthenium coating.
Source: Pequignet