Breguet caliber 583Q/1
Self-winding movement, numbered and signed Breguet. Cal. 583Q/1. 13 3/4 lignes, 24 jewels. 48 hours power reserve. 18-carat gold engine-turned rotor, two-tone black/rhodiumed. Inverted in-line lever escapement with silicon pallets. Annular balance on a flat spring. Balance frequency 4Hz. Adjusted in six positions.
Central chronograph seconds and minutes counter. Date at 6 o'clock.
Finish may vary to match case metal.