Art Nouveau Gold, Silver Topped Gold, Plique-Á-Jour, and Gem-Set Dragonfly Brooch

18K yellow gold and 14K white gold Art Nouveau style plique-à-jour dragonfly brooch set with a cabochon opal, two cabochon aquamarine eyes and round cut diamond accents. Apparently unmarked but tes

Art Nouveau style dragonfly pin, gold over silver metal plique-a-jour enamel wings, emerald cabochon eyes, sapphire cabochon cluster body, diamond tentacles, diamond highlights in wings and diamond ta

A fabulous quality gemset gold and plique-a-jour enamel hat pin, mounted with a cabochon black opal and pearls, the body formed as art nouveau style plique enamel leaves. Apparently unmarked. 7 3/8" 7

Comprising a seed pearl and rose-cut diamond and silver topped gold quatrefoil flower head circle brooch; Engraved white gold ring with octagonally set faceted crystal; Single-cut diamond and platinum

Circular, in the Persian style, central faceted peridot and four moonstone double cabochons, caged by gold scroll with green plique-à-jour accents, hinged bail, ca. 1910. Incused Tiffany & Co. 1 1/16

18k gold dragonfly brooch in the Art Nouveau style with shaded blue and green plique-à-jour enamel wings, diamond head and abdomen, sapphire tail, 2 3/4" x 1 3/4"; Bisymmetric ring with central diamo

Gold, Silver, Plique-à-Jour Enamel, Cabochon Sapphire and Emerald and Diamond Dragonfly Brooch Blue and green plique-à-jour enamel, 4 round cabochon sapphires, 2 oval cabochon emerald eyes,

Art Nouveau Diamond, Multi-Stone, Freshwater Pearl, Plique-à-Jour Enamel, Gold, Silver Jewelry Stones: Oval-shaped amethyst; European-cut diamonds weighing a total of approximately 0.15 carat M

An embossed female profile with flowing hair mounted on reticulated shell-form, ruby, emerald, sapphire and diamond accents, approx. .06 ct. TW. Approx. 10k. 2" x 2". 15.7 dwt.

Art Nouveau Style Yellow Gold and Plique-a-Jour Enameled Butter Fly Large Brooch Dimensions 2.25 Inches by 1.75 Inches Total Weight is aprox 20 Grams Condiiton Overall Very Good Pre-Owned Condition Pl

Excellent large Art Nouveau 14K Gold, Seed Pearl and Diamond Plique-a-Jour enamel convertible Brooch/ Pendant / Necklace Art Nouveau 14K Gold, antique Seed Pearl and Diamond Plique-a-Jour convertible

Misc. Antique Art Nouveau Sterling Silver and Gold Filled Jewelry. To include pendant and brooches. Variously set with carnelian amethyst, seed pearls and onyx. Pendant brooch with amethyst measures 2

Item/Description: Fabulous Art Nouveau style figural dragonfly brooch. Antiqued brass finish metal mounting. Glass inserts after plique a jour technique, set with crystal stones in fiery jewel tone hu

Art Nouveau Enamel and gold sea nymph brooch The gold mermaid among plique-a-jour waves and fish, enhanced by old mine and rose-cut diamonds; 1890s Yellow gold 1.25 x 1 in; Gross weight 7.9 dwts

Antique Brooch composed by a Sapphire, Ruby, Emeralds small Pearls and rose cut Diamonds with a 1920s artistic lady portrait. Length: 1'' Height: 1.1''

Edwardian gem-set insect brooch The rose-cut diamond, turquoise, and ruby winged insect, on a cultured pearl and gold pin Silver and pink gold 2 x 1 ins; Gross weight 4.8 dwts

Comprising a blue and white enameled jockey on rose-cut diamond-set silver racing horse; Reversed carved crystal intaglio horse head with ruby and rose-cut diamond horse shoe surround. 20th century. L

together with an Art Nouveau rose-cut diamond set silver and 10k gold brooch; gross weight approximately 13.2g

Marilyn Cooperman Gem-set brooch The bombe paisley brooch set with variously-cut emeralds, tourmalines, and heliodors 18k yellow gold and sterling silver Signed MFC 1 1/4 x 2 ins; Gross weight 20

19th Art Nouveau Century Brooch, by R. Koch, Antique European brooch; a mix of gold and silver, set with emeralds, rubies sapphires and rose cut diamonds. Bar pin clasp. Stamped R. Koch apprx 14.8 gra

ART NOUVEAU 14K GOLD, SEED PEARL AND DIAMOND PLIQUE-A-JOUR PENDANT NECKLACE.Designed as a braided chain of seed pearls suspending a foliate design pendant set with seed pearls and rose-cut diamonds,ch

Lot includes: 1. Butterfly brooch (circa 1900) made of 9K Gold integrated with silver, decorated with colorful Plique-à-jour enameling and set with Rose Cut diamonds weighing a total of approximate

brooch, art nouveau around 1900, yellow gold 585/000, unsigned, Plique-à-jour with delicate purple and green beige color shades, small diamond and 1 pearl, c. 33.9 x 17.9 mm, pin is metal gilded, nic

A 14K Yellow Gold Art Nouveau Ring A 14K yellow gold Art Nouveau ring centering a plique-a-jour enamel crane motif surrounded by a diamond halo set in bezels with milgrain edge. The twenty old Europea