Silver-tone stainless steel case and bracelet. Fixed silver-tone stainless steel bezel. Black dial with Roman numeral hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Day of the week and date display at the 3 oclock position. Automatic movement with a 40-hour power reserve. Scratch resistant Hardlex crystal. Pull / push crown. Transparent case back. Round case shape, case size: 37 mm, case thickness: 10.3 mm. Band width: 21 mm. Deployment with push button release clasp. Water resistant at 30 meters / 100 feet. Functions: date, day, hour, minute, second. Series 5 Series. Casual watch style. Seiko Series 5 Automatic Black Dial Unisex Watch SNK375K.