Art Nouveau Plique a Jour and Gem-Set 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

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

Three piece jewelry lot. Two brooch pins in traditional (DEPOSE) and plique a jour (DEPOSE, 900, HL for Heinrich Levinger) enamel; and one sterling silver ring set with moonstone.

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

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

Masriera Barcelona 18k Plique-a-Jour Nymph Brooch 3''x2.25''. Art Nouveau style brooch with winged nymph set with single cut diamonds and a border of square faceted cut rubies. Multi-colored plique-a-

Antique Art Nouveau Plique a Jour Enamel Brooch. Antique Art Nouveau, silver frame, plique a jour enamel, amethyst and baroque seed pearl. Measures 1.75 inches in width.

A plique-a-jour enamel and gem-set brooch. Depicting a lady in profile, with plique-a-jour enamel and red gem floral highlight, to the plique-a-jour enamel butterfly wing and labradorite cabochon scro

French Art Nouveau diamond and plique-a-jour enamel brooch pendant The enamel thistle and leaves with plique-a-jour enamel background, rose-cut diamond frame, suspending a cultured pearl, c. 1900 Plat

Art Nouveau Plique a Jour Opaque enamel InseCt Brooch in gold tone with costume seed Pearl eyes, 2 x 1.5 in. Lightweight metal surface with radiating green enamel Rays and painted facial features, 1 i

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 plique a jour enamel nymph pendant and earring set, 14K yellow gold, pendant hanging on 15 in. thin chain, nymphs measure 1 in. L and 1.25 in. W, pearl and diamond accent, 12 grams

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''

Four gem-set brooches Including a citrine and seed pearl cluster brooch, stamped 9ct; a seed pearl floral brooch, stamped 9ct; an Art Nouveau peridot and seed pearl brooch, stamped 9ct; a modern emera

Comprising two split or post set seed pearl stylized flower head pendant brooches, one with central OEC diamond, approx. .10 ct., one with green guilloche enameling, on later chains; Limoges enameled

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

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

A plique-a-jour, gem and marcasite butterfly brooch. With marcasites set to the body and wings and the wings with orange and red plique-a-jour enamel and red gems to the eyes and wings. Length 5.5cms.

Art Nouveau style 18 K gold, enamel and pearl pin, featuring a fairy with plique-a-jour enamel wings each set with a diamond, 3 1/4 inches, 15.3 grams.

A gem-set and plique-a-jour enamel brooch. Designed as a lady in profile, with plique-a-jour enamel and circular moonstone cabochon detail, suspending a cultured pearl drop. May be worn as a pendant.

Plique a Jour Enamel & Rhinestone Dragonfly Brooch. Measures 3.5 inches in width. Art Nouveau style.

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

A gem-set and plique-a-jour enamel dragonfly brooch. The circular-shape ruby and marcasite body, with plique-a-jour enamel and marcasite wings. May be worn as a pendant. Length 5.8cms.

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