Navitimer B01 Chronograph 43 Collection_Chronomaster Reference: IW371605

Reference: IW371605

The black dial foregoes the seconds track and the date window

Powered by our Powermatic 80 movement with an 80-hour power reserve

Engraved caseback

The TAG Heuer Formula 1 Solargraph (38mm) takes bold to the next level with its steel case coated with black DLC and striking red accents

Navitimer B01 Chronograph 43 Collection_Chronomaster Reference: IW371605Breitlings 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