Enchant the one you love with this luminous lab-grown diamond engagement ring. 18k white gold a 1-carat radiant-cut lab-grown diamond shines in a halo of round-cut lab-grown diamonds at the center round-cut lab-grown diamonds sparkle along the slender shank a signature element of lab-grown diamonds and milgrain detailing encircles the band, symbolizing unity and eternal love total lab-grown diamond weight is 1 1/2 carats independently certified this ring is available in limited sizes; if you don't see your size here, please visit a store to order your ring from the monique lhuillier bliss collection, available exclusively at kay