Details: Stainless steel case with a black leather strap. Bi-directional rotating stainless steel bezel. Black dial with silver-tone hands and Arabic numeral hour markers. Minute markers. slide rule markings around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display between 4 and 5 o’clock positions. Chronograph – sub-dials displaying: three – 60 second, 30 minute and 12 hour. Self winding mechanical movement. Breitling 01 engine. Scratch resistant sapphire crystal. Pull / push – two gaskets crown. Solid case back. Case diameter: 42 mm. Case thickness: 14.25 mm. Round case shape. Band width: 20 mm / 22 mm. Tang clasp. Water resistant at 30 meters / 100 feet. Functions: chronograph, date, hour, minute, second. Additional Info: additional info: fitted with the “slide rule” aka “navigation computer” which allows to compute different airborne calculations such as fuel consumpt. Luxury watch style. Watch label: Swiss Made. Breitling Navitimer 01 Chronograph Automatic Black Dial Black Leather Mens Watch AB012012-BB02BKLT.