18 karat yellow gold and diamond strings Quad Necklace designed and created by Kwiat. The necklace features diamonds that are bezel set at intervals along a cable chain. There are groups of four diamonds bezel set together in a “quad” alternating with single bezel set diamonds. The diamonds together weigh 0.48 carats and are G to H in color and SI – VS in clarity. The chain measures 17 inches in length. The style number is N-9240-0-DIA-18KW.