GEMS
grabcad
This made for comparative study in rendering by Keyshot and basic Rhino 5.0. The result is keyshot has more powerful rendering and raytracing work.
Download Model from grabcad
With this file you will be able to print GEMS with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on GEMS.