Once in a Blue moon--- These Celtic earrings have a 4mm stone in the center of a "Full Moon". A Blue Moon is the second full moon in a month. The center stone is 6mm.

Dimensions: 1 5/16" Long x 11/16" Wide

Designer: Collette Chamberlain

30 Day Returns: You can return your jewelry for 30 days for a full refund, less shipping.

Lifetime Warranty: Your jewelry is guaranteed against defect as long as you own it.