Black-plated stainless steel case and bracelet Fixed black-plated bezel with a silver-tone ring Black dial with silver-tone hands and index hour markers Dial Type: Analog. Date display at the 3 o’clock position Seiko Caliber V157 quartz movement with a 10-months power reserve Scratch resistant Hardlex crystal Pull / push crown Solid case back Round case shape Case size: 40 mm Case thickness: 9 mm Band width: 20 mm Fold over clasp with a push button release Water resistant at 30 meters / 100 feet Functions: date, hour, minute, second Additional Info: powered by light energy- no battery change required