GSMArena has got hold of this leaked live shot of the next Nexus phone (probably called Nexus Prime). According to the information supplementing this image, next Nexus phone will not come with any hardware keys as was being anticipated for a long time and also you can see the soft keys in the image above.
This Nexus phone will have the 4.3 inch 4.6 inch HD resolution display (updated) with pixel density of 320 dpi. No other significant info was leaked, but according to rumors, Prime will have TI OMAP dual core processor.
Update: GSMArena has just updated their post stating that Nexus phone will have 4.6 inch display not 4.3 inch.