Casio announces the G-Shock GW-400CJ-1JF. The Radio Wave controlled wristwatch is aimed at water sports consumers. The new Casio G-shock features a vibrating alarm to be felt by the wearer even in noisy conditions.The GW-400CJ is water-proof up to 20 atmosphere. The radio wristwatch supports reception radio waves for Japan (JJY) and America (WWVB). Other features include: world time, stopwatch, 4 time alarms, EL light, solar charge and moon data display. More details in Casio