Silver-tone stainless steel case and bracelet. Fixed silver-tone stainless steel bezel. Green dial with silver-tone hands and index hour markers. Dial Type: Analog. Luminescent hands. Date display at the 3 o'clock position. Citizen Caliber 9051 automatic movement with a 42-hour power reserve. Scratch resistant sapphire crystal. Transparent see through case back. Case size: 40 mm. Band width: 20 mm. Fold over clasp with a safety release. Water resistant at 100 meters / 330 feet. Functions: date, hour, minute, second. Series8 831 Series. Citizen Series8 831 Automatic Green Dial Mens Watch NB6050-51W.