Combining original and classic design with technical mastery, this Breitling Navitimer 1 B01 chronograph men\'s watch is a favourite among pilots and aviation enthusiasts for its slide rule bezel and ultra-reliable Breitling manufactured movement. At A Glance  Presented on a steel bracelet with a polished finish 43mm steel case with a bi directional, slide rule bezel and 30m water resistance Cambered sapphire crystal that\'s glare proofed on both sides Black dial with red seconds hand and applied hour markers Three chronograph sub dials Date window between 4 and 5 o\'clock Powered by a Breitling 01 self-winding mechanical movement with approximately 70 hours power reserve