NATURAL PEARL AND DIAMOND NECKLACE Consisting of 77 natural pearls measuring 3.77-7.82 mm, strung knotted in a graduated style with a platinum clasp containing one old mine cut diamond weighing 2.89 carats and four single cut diamonds. 18 inches long. 13.30 dwt. GIA, 2020, Report number 5212200560, 2.89 carats, N color, SI2 clarity, No fluorescence GIA, 2020, Report number 2215195672, Natural Pearl, Saltwater, Pinctada, Near-round shape, Cream color, Orient and none overtone Property from the Estate of Louise Hart, Glencoe, Illinois