Navitimer B01 Chronograph 46 Case Size_37 the Calibre TH20-00 automatic movement

the Calibre TH20-00 automatic movement offers 80 hours of power reserve

enabling high-precision stop-time readings

Dial: Black-lacquered dial with three different-coloured counters

look no further than the PRX Powermatic 80

accompanying you on your journeys for years to come

Navitimer B01 Chronograph 46 Case Size_37 the Calibre TH20-00 automatic movementBreitlings iconic pilots chronograph for the journey. In 1952, Willy Breitling developed a wrist worn chronograph with a circular slide rule that would allow pilots to perform all necessary flight calculations. Two years later, the Aircraft Owners and Pilots Association (AOPA) announced the design as its official timepiece. The navigation timer or Navitimer was born. The AOPA was (and remains) the largest pilots club in the world, counting nearly