Citizen AT8234-85L Promaster Sky Radio Controlled PCAT Titanium men's watch The Citizen AT8234-85L Promaster Sky is entirely made of Super Titanium and is therefore anti-allergic, anti-magnetic and extremely light in weight: this Promaster Sky weighs only 89 grams. The radio-controlled movement makes this model very accurate. Time actually has almost no deviation at all. In addition, this Citizen Promaster watch is also equipped with sapphire glass and it is water resistant up to 100 meters. + Eco-Drive with 10 years dark power reserve+ Made of Super Titanium+ Eternal calendar Citizen Eco-Drive movement The Citizen AT8234-85L Promaster Sky has a modern Eco-Drive movement that is supplied with energy by a light-sensitive cell. You don't have to replace the battery with this model. It is also handy that the AT8234-85L has a chronograph/stopwatch, displays world time and is equipped with a power saving function. Very accurate thanks to the atomic clock This watch is