Silver-tone stainless steel case with a black leather strap. Fixed fluted silver-tone stainless steel bezel. Black dial with luminous silver-tone hands and Arabic numeral and index hour markers. Minute markers. altimeter & barometer markings. Dial Type: Analog. Luminescent hands and markers. Date display at the 3 o'clock position. Oris Calibre 733 Automatic movement, based upon Sellita SW200-1, containing 26 Jewels, bitting at 28800 vph, and has a power reserve of approximately 38 hours. Scratch resistant sapphire crystal. Screw down crown. Solid case back. Round case shape, case size: 47 mm, case thickness: 18 mm. Band width: 23 mm. Fold over with safety release clasp. Water resistant at 100 meters / 330 feet. Functions: date, hour, minute, second, altimeter, barometer. Big Crown Altimeter Series. Casual watch style. Watch label: Swiss Made. Oris Big Crown Altimeter Automatic Black Dial Mens Watch 733-7705-4164LS.