Casio's Bluetooth 4.0 G-Shock has hit the FCC, and we now know that aside from packing the latest and greatest in short-range wireless tech, it's also shock- and water-resistant as well, and may even be solar powered. Bluetooth connectivity will allow you to get call details right on the watch when your phone is ringing, but should also allow you to silence calls and even pull alarm settings into the watch itself. Since Bluetooth 4.0 has a low energy profile, the watch should last about two years on a single battery. Look for it to drop as soon as more phones with Bluetooth 4.0 are released.
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