Circa 1900 An Art Nouveau 18 karat gold, diamond, conch pearl and plique-à-jour enamel ‘Morning Glory’ necklace, attributed to Marcus & Co., circa The pendant set with round diamond accents culminating in plique-à-jour flower clusters with 11 conch
A PEARL, CONCH PEARL AND DIAMOND NECKLACE The collet-set diamond necklace with pearl spacers suspending a diamond line of similar design with central conch pearl and pearl drop, to the fine-link backchain, cm. long, in green leather case.
A DIAMOND AND CONCH PEARL BROOCH The drop-shaped conch pearl pendant, enhanced by an old European-cut diamond scalloped cap, suspended by a diamond collet and old European-cut diamond foliate link, from a similarly-set pierced foliate surmount, mounted in
Belle Epoque Platinum, Gold, Conch Pearl and Diamond Lavaliere Suspending one oval conch pearl an openwork garland motif, set throughout with old European-cut diamonds, circa delicate platinum chain. Doyle New York.
Princesse de Monaco '' Rose brooch '' Courtesy Mikimoto (America) Co. The brooch is a breathtaking work. A rare natural pink conch pearl glows in the center. Tahitian pearl buds and demantoid garnet leaves crown the piece
PAIR OF CONCH PEARL AND DIAMOND PENDENT EARRINGS Each suspending three fringes of conch pearls, decorated by briolette diamonds, to a surmount set with a conch pearl, surrounded by rose-cut diamonds, the fourteen conch pearls measuring approximately