AN ART DECO DIAMOND, COLOURED DIAMOND AND ENAMEL NECKLACE The pendant set with a fancy vivid yellow oval-shaped diamond, weighing approximately 19.07 carats, suspended from a line of alternated brilliant and baguette-cut diamonds, enhanced by a black enamel hoop, to the fine link chain, circa 1925, 45.5 cm
A CULTURED PEARL AND DIAMOND PENDANT NECKLACE, BY TIFFANY & CO. Suspending a cultured pearl pendant, measuring approximately 17.15 x 18.20 mm, from a circular-cut diamond link, to the marquise and collet-set diamond neckchain, mounted in platinum, 16 ins. Signed Tiffany & Co.
Edwardian diamond and pink tourmaline pendant on chain, the central round mixed-cut pink tourmaline estimated to weigh approximately 1 carat, in claw setting within an Art Nouveau open-work foliate scroll design set with old cut diamonds with a further oval mixed-cut tourmaline estimated to weigh approximately 1.25 carats, suspended from a knife-bar and diamond link, on a platinum trace chain.