Sport watch style. 46mm round case in silver-tone stainless steel with a blue IP bezel and sapphire crystal. Automatic chronograph function powered by the Citizen Caliber Eco-Drive U680 movement (solar-powered, visible through solid case back). Blue dial features luminous hands and index-Arabic numeral hour markers including minute markers around outer rim for analog display. Includes perpetual calendar, GMT second time zone functions, alarm, power reserve indicator; screw down crown with fold over clasp featuring safety release; water resistant to 200 meters / 660 feet.