18K Gold-Plated Sterling Silver Gemstone Hoop Earrings Accentuate you outfit with genuine gemstone color when you top it off with a classic hoop earring design. These 18K gold-plated hoops feature your choice of red garnets or purple amethyst.  Approx. 12.19mm x 3.6mm Stamped .925; 18K yellow gold plating Pierced with hugger backs Hoop earrings have choice of round, garnet or amethyst stones prong-set on front sides Stone Information All sizes and weights approximate