Men's analog watch that never needs a battery, uses Citizen Eco-Drive technology harnesses the power of light-from any natural or artificial light source and converts it into energy which is stored in an Eco-Drive energy cell. It recharges continuously in any kind of light to run forever. 1/5 Second chronograph measures uo to 12 hours. Alarm. Power reserve meter. Water resistance-200M. Mineral glass crystal, non-reflective crystal. Titanium case and bracelet. Safety foldover clasp with push button. Grey dial with luminous hands. Date. Screw back case and screw down crown. Assembled by hand.