unique handmade rings

I was browsing on etsy recently and this unusual ring popped up on my screen:

It’s a handmade titanium band with a tension set cubic zirconia – I love the color!
I started browsing around Rob & Lean’s shop and discovered more goodies like this titanium & cocobolo ring (cocobolo is a hardwood from Central America) set with 5, 2mm diamonds:

Or if you don’t want to go for a wooden ring, how about a ring from the same material as your countertop?

Aluminum & blue corian ring, $40 (+ shipping)