Used Blender 2.70.
Render time about an hour with 1600 passes.
Post production in Paintshop Pro X4.
All decals are re-created in Inkscape.
Used the aluminium shader from .. elbrujodelatribu http://www.blendswap.com/blends/view/69793
and modified it for my purposes.
You can see more images on my blenderartists.com thread here... http://blenderartists.org/forum/showthread.php?332903-Nikon-Coolpix-A&p=2619025#post2619025