14K White Gold .25cttw Diamond Illusion Bezel Necklace. This classic bezel style diamond necklace features 1/4 carat of round, G/SI quality diamonds, set in illusion style plates, set in full bezels. This creates the look of a 1cttw necklace for a fraction of the price. Comes attached to a solid 14K white gold cable style chain with lobster claw clasp.