It has 51mm stainless steel case with an alligator black leather strap. Deployment clasp with push button. Fixed bezel. Scratch resistant Sapphire crystal. Screw down crown. Skeleton transparent exhibition see through case back. Case diameter: 51 mm. Case thickness: 43 mm. Tonneau case shape. Black dial with silver-tone hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Date display at the 6 o’clock position. Chronograph – sub-dials displaying: three – 60 second, 60 minute and 12 hours. Automatic movement. Functions: date, hour, minute, second, chronograph. Water resistant at 30 meters / 100 feet.