Torus necklace

From Trammell Hudson's Projects

Five turn torus necklace

5-turn Möbius
Five turn torus

Shapeways can print in different metals, but the turn-around time is about a week. So I typically prototype on a Makerbot and then send off for the final product once I have the design refined. If you can't print it yourself, you can also purchase the necklace from Shapeways.