Necklace. Mikimoto "The Best of the Best" single strand of Akoya pearls with a platinum clasp set with a single bezel set round faceted diamond. Closure is stamped, "The Best of the Best PT1000" with a pictorial hallmark surrounding an "M" signifying Mikimoto; clasp tongue is stamped, "18K". Accompanied by a Feb. 26th, 2020 GIA Pearl Identification Report no. 6204904631 stating, "Round, White, Bead Cultured Pearls, Saltwater, Pinctada Fucata (akoya pearl oyster), Fifty-seven (57) drilled pearls in a necklace with a white metal clasp marked with a symbol and "The Best of the Best" "PT1000" "K18" and a white metal "M" charm each set with one transparent near-colorless round brilliant, 34.01 grams (gross), ranging from 7.01mm to 7.45mm, Cultured pearls grown in the akoya pearl oyster are routinely processed. Mollusk identification is an expert opinion based on a collection of observations and analytical data". From a New Rochelle, NY estate. Dimensions: necklace measures approx. 18.5" in length.