Bring sophistication to your day with the CITIZEN Calendrier. This timeless watch features 12/24-hour time, world time in 24 cities and day/date. Men's watch featured with stainless steel case, stainless steel mesh bracelet with black dial and rich rose gold-tone accents. Featuring our Eco-Drive technology – powered by light, any light. It never needs a battery. Caliber number 8729.