I’m not a huge jewellery kind of guy, but this is something I think I might just be able to pull off..
The Gear Ring is not your normal stationary ring, oh no, this ring designed by designed by Ben Hopson and Glen Liberman features six micro-precision gears that turn in unison when the outer rims are spun.
httpv://www.youtube.com/watch?v=NI2N6fsPjjg
via: Kinekt Design
I first saw this tweeted by: @nalri