18k Yellow Gold Plated Sterling Silver Created Opal and Cubic Zirconia Halo Stud Earrings Stud earrings featuring created white opal stones with Cubic Zirconia halos in 18k yellow gold plated sterling silver Opal is the October birthstone Perfect jewelry gift to expand a woman's fashion wardrobe with a classic, timeless style Butterfly backing Hand-crafted in pure .925 Sterling Silver; 18k Yellow Gold and Rhodium plating added to enhance design and appearance Imported You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it! All our diamond suppliers confirm that they comply with the Kimberley Process to ensure that their diamonds are conflict free.