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. Water resistance-200M. Mineral glass crystal, non reflective. Titanium case and bracelet. Blue dial. Safety fold-over clasp with push button. Perpetual calendar through 2100. 1/20 second chronograph measures up tp 60 minutes. 12/24 hour time. Dual time. Alarm. One way rotating elapsed time bezel. Power saver function. Luminous hands.