Not sure what your monitor size is ?
Monitor Size: Unknown
500 yen coin
Canadian 25 cents
American 10 golden eagle
100 yen coin
Philippine one peso coin
tiny bit smaller
It is almost similar to Singapore 10 cents coin
perfect at 18.5
It is perfect with a 20'' monitor.
Also Avalible At:http://pective.com/pic/3d-real-life-penny