Hexagonal Mesh Torus Ring

This is a ring made from a hexagonal mesh torus. It's currently sized for a ring around size 10 or 10.5 (my left ring finger is size 10.5 and this doesn't quite fit, but it fits on my other ring finger). I made it by using this mathematica code:
http://mathematica.stackexchange.com/questions/39879/create-a-torus-with-a-hexagonal-mesh-for-3d-printing
and then I dropped it in Tinkercad and bored a cylinder hole out of it.

I'm going to keep iteratively tinkering with this design because (a)