The ring on the left was designed for a fellow by his sweetheart.  It is a size 9.25 and 6mm wide. No taper.
Bethlehem Olive Wood Ring
Gallery Al
Touch Wood Rings
TOUCH WOOD RINGS - Wear the warmth of wood.
Wood Rings. Individually custom designed, meticulously hand crafted wooden rings by British Columbia artist and craftsman David Finch.  Touch Wood Rings.  From Canada.
This biblical wood is from trees that have been bearing fruits in the Nativity town of Bethlehem since the time of Jesus.  No trees are damaged or destroyed in the process of harvesting this olive wood. 
Touch Wood Rings, Man's Bethlehem Olive Wood Ring
Bethlehem Olive Wood Wedding Set by Touch Wood Rings
The Bethlehem Olive wood wedding set  below incorporates
Hawaiian Koa and Birds Eye Maple wood in an inlaid and crossed spiraled design.