Stainless steel case with a blue microperforated rubber strap. Uni-directional rotating stainless steel bezel. Black dial with luminous silver-tone hands and index hour markers. Arabic numeral minute markers (at 5 minute intervals). Dial Type: Analog. Luminescent hands and markers. Date display at the 3 o'clock position. Alpina Calibre AL-525 automatic movement with a 38-hour power reserve. Scratch resistant sapphire crystal. Screw down crown. Transparent case back. Case size: 44 mm. Case thickness: 13.06 mm. Round case shape. Tang clasp. Water resistant at 300 meters / 1000 feet. Functions: date, hour, minute, second. Sport watch style. Watch label: Swiss Made. Alpina Seastrong Diver 300 Automatic Mens Watch 525LBN4V6.