Functions : chronograph, perpetual calendar, stopwatch function with hours, minutes and seconds, hour and minute counters combined into a totalizer at 12 o'clock, flyback function, small hacking
second, large double-digit displays for both date and month
Water resistance : 6 bar
Dial : Ardoise
Case height : 17.5 mm
Diameter : 46 mm
Strap : brown alligator
Clasp : folding clasp 18 kt red gold (750/000)
Glass : sapphire, convex, anti-reflective coating on both sides
Extra : protected against displacement by drop in air pressure