The CITIZEN vintage Military watch, polished and comfortable, is the perfect addition to your watch collection. Featured here in a black ion-plated stainless steel case, black strap with black dial and date. Powered by Eco-Drive- the revolutionary light-powered movement from Citizen, this watch can continuously recharge in any light source and can run for a minimum of six months even in the dark without any charge. This revolutionary earth-friendly technology eliminates the need to change the battery frequently and gives you hassle-free timekeeping, never disappointing you when you need it the most. The Eco-Drive movement also comes with a built-in Insufficient Charge Warning Function and Overcharge Prevention Function.