Body Candy Solid 14k White Gold 2mm Genuine Rainbow Moonstone Bioplast Cartilage Earring Stud 16 Gauge 1/4" Cartilage Gauge 16 gauge; 1.2 millimeters Length 1/4 inch; 6 millimeters 14k gold setting and comfortable bioplast post Helix earring for your cartilage piercing Bezel set natural rainbow moonstone