Estate 10k White Gold Natural .45ctw Diamond Halo Engagement Ring 3.7g i4033. Stunning halo ladies ring with approximately .45ctw of round cut diamonds. SI-I1 clarity with I color. 8mm tall halo. stamped 10k SIZE-6.75 Estate 10K White Gold Natural .45Ctw Diamond Halo Engagement Ring 3.7G I4033