Breitling Watch Navitimer 1 Chronograph GMT 46. A24322121B2X1. Part of one of Breitling’s most iconic and popular luxury watch collections, this striking Navitimer 1 GMT Chronograph watch boasts an elegant aviation inspired design in the shape of a 46mm stainless steel case, bidirectional rotating ratcheted bezel and sophisticated black calfskin leather strap. The Navitimer watch collection has been a fan favourite with aeronautical enthusiasts since its original release in 1952 and this Breitling Navitimer 1 GMT watch has been designed especially for pilots who require easy to use chronograph function to time their flights. Full of innovation, this gorgeous Breitling Navitimer Chronograph is equipped with the Breitling 24 COSC certified movement which provides an accuracy of -4 to +6 seconds a day and an impressive power reserve of 42 hours. The self-winding calibre is kept hidden behind a beautifully engraved screw-in case back, but you can witness the quality craftsmanship of the movement through the functions laid out on the smooth black dial. The dial is beautifully detailed with sleek steel hands and subtle red accents, a date window at 3 o clock, a red GMT hand and matching black chronograph counters for 30 minutes and 12 hours. For one final touch of security and to assist in its water resistance of 30 metres, this Breitling Navitimer 1 Chronograph is fitted with cambered sapphire crystal glass treated with an antireflective coating on both sides.