14K Yellow Gold Lab-Grown White Opal & .08 CTW Natural Diamond Halo-Style Earrings. 653713 / Earring / Set / Lab-Grown White Opal / Round / 4.5 Mm / 14K Yellow Gold / Natural Diamond / Pair / Friction Backs Included / Polished / Lab-Grown Opal And .08 Ctw Natural Diamond Earrings