Crafted of 14K yellow gold, nas dainty Ethereal stud earrings sparkle with lab-created, trillion-cut diamonds. Lab-created diamonds, 2 tcw Diamond color grade: F-G Diamond clarity grade: SI 14K yellow gold Butterfly back Imported SIZE About 6.4mm L. Fine Jewelry - Lab Grown Designer C > Nas > Saks Fifth Avenue > Barneys. nas.