14k Yellow Gold Over Brass Pink Iridescent Mother-of-Pearl. Ear Post. 0.5"L X 0.3"W. A polished pair of studs in our signature shape. The Grayson Gold Stone Stud Earrings are sophisticated and unique, featuring our iconic silhouette inlaid with stone. Small yet special, this easy-to-wear stud will add a shimmering touch to any outfit.