Stainless steel case with a black leather strap. Bidirectional stainless steel bezel. Black dial with luminous hands and Arabic numeral hour markers. Minute markers. slide rule markings around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display appears between the 4 and 5 o'clock position. Chronograph - three sub-dials displaying: 12 hours, 30 minutes and 60 seconds. Automatic movement with 70 hour power reserve. Scratch resistant sapphire crystal. Pull / push crown. Solid case back. Case diameter: 43 mm. Case thickness: 14.60 mm. Round case shape. Band width: 22 mm / 20 mm. Deployment clasp. Water resistant at 30 meters / 100 feet. Functions: hours, minutes, seconds, date, chronograph, tachymeter. Additional Info: "slide rule" aka "navigation computer". the slide-rule complication can compute different airborne calculations such as fuel consumption, climbing times & converting miles into nautical miles or kilometers. Luxury watch style. Watch label: Swiss Made. Breitling Navtimer 01 Black Dial Chronograph Automatic Men's Watch AB012012-BB02BKLD.