For a rugged look with a comfortable fit, this military-inspired Citizen Eco-Drive watch fits the bill. It features a 1-second chrono that measures up to 60 minutes, 12/24 hour time, screw-back case and 100m water resistant. A black dial provides a backdrop for bold Arabic numerals, luminous hands & date, in a stainless steel case with grey strap & patterned stitching. A simple, yet revolutionary concept: a watch that never needs a battery. 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 a permanently rechargeable lithium-ion cell. It recharges continuously in any kind of light to run forever. Watch features:Analogue display. Black dial. Case width 40mm. Stainless steel case. Grey coloured fabric strap. 22mm lug width. Solar power. Eco-Drive movement. Swim proof (31m-199m). Fixed bezel. Chronograph watch. Date display. Stopwatch feature. General information:Packaging: Yes. Model number: AT2100-09E. Manufacturer’s 5 year guarantee. EAN: 5060045479228.