Pretty emerald shamrocks on gold:

Silver open shamrocks necklace and earring set:

A gorgeous silver open shamrock belt, all prim!:

There is also available a nice medieval necklace/earring combo, a diamond hijinks choker on emerald neck band and a necklace/earring combo of silver bevelled crosses with small emerald stones.
Drop by Dellybeams Gem Gallery to take a look!