Citizen Watch Eco Drive Chrono A.T WR200 Mens Color. With a passion for speed and accuracy the re-imagined Citizen Perpetual Chrono A.T features radio-controlled atomic clock synchronisation for superior accuracy in 24 time zones. Additional features include a chronograph, perpetual calendar, Dual Times and power reserve indicator. Styled in a Two Tone stainless steel case and bracelet and black dial for a sleek, sophisticated look. Featuring Citizen Eco-Drive technology, powered by light, any light and never needs a battery.