Stainless steel case with a black leather strap. Bi-directional rotating stainless steel bezel. Black and white dial with luminous silver-tone hands and index hour markers. Minute markers. 24 hour markers. "Slide rule" markings around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display between 4 and 5 o'clock position. Chronograph - three silver sub-dials displaying: 60 second, 30 minute and 12 hour. Breitling calibre 04 automatic movement with a 70-hour power reserve. Scratch resistant sapphire crystal. Pull / push crown. Transparent case back. Round case shape. Case size: 48 mm. Case thickness: 15.8 mm. Band width: 22 mm / 20 mm. Deployment clasp. Water resistant at 100 meters / 330 feet. Functions: chronograph, date, hour, minute, second, GMT, second time zone, chronometer. Additional Info: slide rule" aka "navigation computer". the slide-rule complication can compute different airborne calculations such as fuel consumption, climbing time converting miles into nautical miles or kilometers. Luxury watch style. Watch label: Swiss Made. Breitling Navitimer GMT Chronograph Automatic Men's Watch AB044121-BD24-442X-A20D.1.