More to explore:
stacking cladaugh @Emily Morse love this Irish ring that stacks into a beautiful Irish wedding ring.
stackable rings!!! Claddagh ring.
Stacking claddagh--I've been stacking rings with my claddagh ring, so this would be much more convenient
Stacking Claddagh Rings. fancier then there could be a promise ring (friendship/hands) engagement ring (love/heart) then wedding ring (loyalty/crown) w/birthstone