14K White Gold 1/5 CTW Lab-Grown Diamond Circle 16" Necklace. 84155 / Necklace / Set / 14K White Gold / Round / Lab-Grown Diamond / 16.9 X 16.9 Mm / 1Mm :: 1/5 Ctw / Si1-Si2, G-H / 16 In / Polished / 1/5 Ctw Lab-Grown Diamond Circle