PARIKHS Round Diamond stud Plus Quality in Screw Back 14k White Gold (0.06 ctw) Beautiful very very small Diamond stud 0.06ctw (each stone 0.03ct & 1.80mm) This size stud is also suitable for second / third hole. Screw Back posts allow earrings to be securely in place irrespective of any activity you have planned for the day. All our diamonds are Natural, not man-made, not lab created, conflict free diamonds Hand set in New York City in 4 Prong Setting.