Stainless steel case with a black leather deployant closure strap. Bidirectional steel with slide rule bezel. Black dial with silver-tone hands and index hour markers. Date scale with pointer. mile / kilometer conversion scale. Dial Type: Analog. Luminescent hands and markers. Day of the week and month at the 12 o'clock position. Chronograph - sub-dials displaying: four - 30 minutes, 12 hourss, 24 hours and 1/100th of a second. Self winding mechanical movement. Breitling 21 engine. Scratch resistant sapphire crystal. Non screw locked with two gaskets crown. Screw in case back. Case diameter: 43 mm. Case thickness: 14.1 mm. Round case shape. Band width: 22/20 mm. Deployment clasp. Water resistant at 30 meters / 100 feet. Functions: second, chronograph, date, day, month, hour, minute. Luxury Dress watch style. Breitling MontBrilliant Datora Men's Watch A2133012-B571BKLD.