Cathy Waterman's circular stud earrings are crafted of 22k gold set with faceted labradorite. Labradorite rests in oxidized, thorn-like settings Round labradorite Satin-finished 22k gold, oxidized 22k gold 9mm diameter, approximately Post back Cathy Waterman Women's Gemstone Studs A great designer gift. Stay on top of Spring trends and shop Cathy Waterman at Barneys New York.