A CZ-encrusted moon stud has a petite gemstone hanging from the center. Mother of Pearl is known as the calming stone to heighten intuition and de-stress during the ebb and flow of the tides. Tarnish Free - Long lasting protective coating safeguarding your jewelry from sweat, water, and more. Sterling Silver Posts – 18K gold plating over brass Hypoallergenic – Lead Free Mother of Pearl White CZ stones Approx. 10mm across