Type XXI fly-back chronograph in titanium.
Caliber 584/Q1 self-winding movement with flyback function; approx. 45 hours power reserve. 
Dial matte black and signed Breguet.
Luminescent hands and hour-markers. 
Chapter ring in Breguet Arabic numerals. 
Day/night indicator at 3 o’clock.
12-hour totalizer and date at 6 o’clock.
Small seconds at 9 o’clock.
Central minute totalizer.
Strap in calfskin leather with folding clasp.