Seiko SRP787K1 Men Prospex Automatic Diver’s 200M Watch. Japan made automatic movement. Caliber 4R36. Stainless steel case. Unidirectional rotating bezel. Screw case back. Screw-down crown. Stainless steel bracelet. Black dial with luminous hands and hour markers. Day-date display at 3 o’clock position. Hardlex glass. Water resistance: 200M diver. Approximate case diameter: 44mm.