'J' Coin
thingiverse
Just a coin that bears the letter 'J' upon it. Included is an stl and the source freecad file.
Download Model from thingiverse
With this file you will be able to print 'J' Coin 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 'J' Coin.