A Tahitian cultured pearl necklace with diamond-set clasp, comprising a single row of graduated Tahitian culture pearls of ribbed drop shape, approximately 14.5 - 18.2 mm in length, hand-knotted to a bayonet clasp flush-set with brilliant-cut diamonds, white metal struck with Italian assay mark '750', overall measuring 49.0 cm long, 105.7 grams.