Citizen Promaster Radio Controlled World Time Eco-Drive CB5036-10X 200M Men's Watch This is a watch you can take anywhere you like; atop a mountain or into the Death Valley. The Promaster Land will always keep ultra-accurate time with its radio-controlled time-keeping function. It captures time signals from four different locations around the world and automatically adjusts the time according to any one of the frequencies it can find. It’s programmed to calculate the current local time from the signals.
