"Shapeways.com will print your 3D model for $2-3 per square centimeter, just upload a 3D file, wait about 10 days, and there you go. Perfect for the designer who wants to see how the concept might look for real ...or for a very unique gift."
There are different materials and "Looks" to choose from. Read more about it here.
Via Henrik Safegaard - Cloneartist, michel verstrepen