展开Stainless steel case with a black, grey and orange stripe nylon strap. Fixed black-plated bezel. Grey dial with luminous silver-tone hands and index hour markers. Minute markers. Tachymeter markings around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display between the 4 and 5 o'clock positions. Chronograph - three sub-dials displaying: 60 second, 60 minute and 24 hour. Quartz movement. Scratch resistant Hardlex crystal. Pull / push crown. Solid case back. Round case shape. Case size: 41 mm. Case thickness: 12.3 mm. Strap width: 22 mm. Tang clasp. Water resistant at 100 meters / 330 feet. Functions: chronograph, tachymeter, date, hour, minute, second. Core Series. Sport watch style. Watch label: Japan Movt. Seiko Core Chronograph Quartz Grey Dial Mens Watch SSB403P1.