All smartwatches that can (also) oparate by themselves by using their own Android OS without the use of a smartphone.
This is not a watch, but a phone!
The Omate TrueSmart is currently the most powerful and best looking smartwatch on the market. It combines a full Android 4.2.2 Operating System, speedy performance and great physical looks on your wrist.
Kickstarter version of the Omate TrueSmart, but with lightweight aluminum body.