Redefining a classic timepiece with a hint of style, the Citizen World Time Perpetual Calendar brings about a new confidence. Featuring world time in 26 time zones, perpetual calendar and date. Also seen here in a two-tone stainless steel case, fitted with solid two-tone multi-link stainless steel bracelet and black dial. Powered by Eco-Drive- the revolutionary light powered movement from Citizen, this watch has the ability to 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 battery frequently and gives you hassle free timekeeping, never disappointing you when you need it the most. The Eco-Drive movement also comes with built-in Insufficient Charge Warning Function and Overcharge Prevention Function.