Navitimer B01 Chronograph 43 seastar This provided the inspiration for

This provided the inspiration for the texture of the 43

Horn-gap : 24 mm

the Swiss-made automatic movement reveals itself through an open worked bridge

Movement Type Automatic with Manuel Winding Calibre 4R34 Power Reserve (h) 41 h

Screw-down crown

Navitimer B01 Chronograph 43 seastar This provided the inspiration forTHE STORY Breitlings 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