EDIT: Because of so much feedback (and issues with this model) I have revised it. So here is the IMPROVED set: http://www.thingiverse.com/thing:330327
A Neato wireframe chess set :)
shapeways link: http://shpws.me/nsCM
I'm currently talking with a whole ton of people about printing it elsewhere... I'll post any new information on this and on the shapeways.
scale is in mm, multiple to 10000 (the tallest piece (the king) should be ~3.3")