Citizen Watch Eco Drive Skyhawk A.T JY8127-59E. Cutting-edge style thats ready for any adventure, the Skyhawk A.T keeps incredibly precise time with radio-controlled atomic clock synchronisation technology. Styled with a black ion-plated stainless-steel bracelet and black dial with yellow accents for a polished look thatÕs finished with anti-reflective sapphire crystal. Ready for wherever life takes you, this timepiece also features a 1/100 second chronograph that measures up to 24 hours, world time in 43 cities, 12/24 hour time, perpetual calendar, 2 alarms, 99 minute countdown timer, digital display light, dual-time, power reserve indicator, water resistance to 200 metres and our sustainable Eco-Drive technology; powered by light, any light and never needs a battery.