The Breitling Super AVI B04 Chronograph GMT 46 P-51 Mustang, reference AB04453A1B1A1, is a pilot's watch featuring a 46mm stainless steel case and a black dial with large Arabic numerals. It includes a bidirectional ratcheted bezel and a screw-locked crown with two gaskets. The watch is powered by the Breitling Manufacture Caliber B04, a self-winding mechanical movement with a second time zone (24-hour) function, approximately 70 hours of power reserve, and a chronograph with 30-minute and 12-hour counters. The cambered sapphire crystal is glareproofed on both sides. Water resistance is rated at 100 meters (10 bars). The stainless steel bracelet is secured with a folding clasp. Additional features include a date display at the 6 o'clock position and a transparent case back.