With a passion for speed and accuracy, the re-imagined Citizen Perpetual Chronograph A.T features radio-controlled atomic clock synchronisation for superior accuracy that allows for time adjustments in 24 time zones. Additional features include a chronograph, perpetual calendar, dual times and power reserve indicator. The 43mm case, stainless steel bracelet and dial are styled in a solid black ion plating for a sleek, sophisticated look. Featuring Citizen Eco-Drive technology, powered by light, any light and never needs a battery. 200m water resistant.