Fabulous Art Nouveau Opal and Diamond Pin. circa 1900. A blossom of organically shaped opals with a light 2.00 carat diamond stamen is further enhanced with clusters and constellations of diamonds set in platinum bezels. The diamonds and opals are wreathed in graceful branches of demantoid garnets in contrasting yellow gold.
Magnificent Art Nouveau brooch in 18ct yellow gold symmetrically designed with a central aquamarine panel suspending a large aquamarine drop inbetween two green tourmalines within enamelled oval forms with diamond detailing Georges Fouquet, Paris circa 1901