Round Diamond stud (IGI Certified 0.70ct &up) Prime Quality Screw Back 14K, 0.04ct-2.00ct Clarity-I1 PARIKHS Round Diamond stud Prime Quality in Screw Back 14K Yellow Gold (0.15 ctw, I1 clarity) Beautiful Diamond stud 0.15ctw (each stone 0.075ct & 2.50mm) 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.