Stainless steel manual-winding tonneau-shaped gentleman’s wristwatch with snap-on case-back concave fluted lugs stepped bezel silver colour dial with subsidiary seconds at 9 and two horological complications: • Fly-back “retour en vol” 1/5 chronograph (activated by the two rectangular-shaped push-pieces) with outermost telemetric scale graduated on the dial for one mile and in the centre tachometer scale • Half-instantaneous 30-minute recorder (subsidiary dial at 3 o’clock). Silver colour sector dial with suspended Breguet black painted numerals.