Known for its crazy decode-it-yourself watches, Tokyoflash Japan is now offering Kisai Escape C ($105), a combination timepiece and Bluetooth listening/calling system for iPhones, iPads, and stereo Bluetooth-ready iPod touches. The plastic puck-shaped accessory hangs around your neck with one of two included straps, telling the time with a set of deliberately odd circular lights -- seven for hours, 16 for minutes -- adding a microphone, and providing…