I still think lens attachments for your smartphone defeat the whole purpose of shooting with your smartphone to begin with (e.g. convenience). That said, they're fun to play with, and these look especially cool.
Exetech - smartphone in watch form. Runs Android storage, radio, LCD touchscreen, camera, 2 navigation buttons. Access to Google Play. 420 mAh lasts hours or hours with heavy use. MicroUSB port. 2 cm thick, no back cover. By Exetech in Italy