Bring sophistication to your day with the citizen calendrier men's watch. This elegant watch features 12/24-hour time, world time in 24 cities and a day-date display on the black dial set in a 44mm black ion-plated stainless steel case. A push-button deployment clasp secures the black ion-plated stainless steel mesh bracelet. The watch features eco-drive technology - powered by light, any light, so it never needs a battery.