A Fine Platinum and Diamond Necklace, Van Cleef & Arpels, with a Detachable Cultured Pearl and Diamond Pendant, consisting of a single row V-shape necklace containing one octagonal step cut diamond weighing approximately 2.41 carats, one octagonal step cut diamond weighing approximately 1.75 carats, one octagonal step cut diamond weighing approximately 1.47 carats, six octagonal step cut diamond weighing approximately 6.63 carats total, six octagonal step cut diamonds weighing approximately 3.86 carats total, 226 baguette cut diamonds weighing approximately 20.91 carats total, together with a detachable pendant consisting of one baroque South Sea pearl measuring approximately 19.00 x 16.93 x 15.85 mm, two baguette cut diamonds weighing approximately 0.34 carat total, and 30 round brilliant cut diamonds weighing approximately 1.72 carats total.Necklace hand inscribed: VC&A 1658. 49.70 dwts.