Lucky earrings for St. Patrick's Day. These are super cute lucky charm earrings. These good luck four leaf clover brass charms hang from simple gold plate ear wires Each shamrock earring measures approx. 2 1/2 inches from the top of the ear wire to the bottom of the charms. Clover charms measures just under 1 inch by 1 inch. The three leaves of a shamrock are also said to stand for faith, hope and love. A fourth leaf is uncommon and considered to be a symbol of good luck.