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A Casio G-Shock Bluetooth watch is displayed during the first day of the 2013 International CES in the Las Vegas Convention Center Tuesday, Jan. 8, 2013. The $180.00 watch synchs with phones that have Bluetooth 4.0 or above, presently iPhone 4s and 5, and can alert the wearer to incoming emails, text messages and phone calls. It also has a phone find feature and a walk-away warning if the phone and the watch are separated a a certain distance. STEVE MARCUS

Steve Marcus