Get the big, bold look she's been dreaming of with this scintillating lab-grown diamond engagement ring. 10k white gold round-cut lab-grown diamonds create a sparkling composite in a polished frame a stepped halo of round-cut lab-grown diamonds surrounds the center the split shank features rows of baguette- and round-cut lab-grown diamonds, as well as milgrain accents independently certified with a total lab-grown diamond weight of 4 carats from the adore® bridal collection