Samsung's Ultra Edition 5.9 is touted as the world's slimmest phone. Measuring only 5.9mm thick, it features a 3.2-megapixel camera, 80MB of built-in meory, Bluetooth w/A2DP, and TV-out. Pricing and availability have not yet been announced.
We were unable to find the exact number model for this phone, but our bet is somewhere between Samsung X830 and X850. The phone should be announced in February during 3GSM show in Barcelona and is expected to go on sale this March[via CrunchGear - UnwiredView]