Sterling Silver 3 1/8 CTW Lab-Grown Diamond Earrings. 66233 / Sterling Silver / Set / Round / Lab-Grown Diamond / Pair / 7.5Mm :: 3 1/8 Ctw / Vs, F-G / Friction / Friction Backs Included / 3-Prong / Polished / 3 1/8 Ctw Lab-Grown Diamond 3 Prong Cocktail Style Earrings With .030 Inch Post