Plique a Jour 18k gold Brooch Art Nouveau Period circa 1900 18K Gold and Enamel

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

18K. Circa 1920-30's Featuring a central cabochon in turquoise, surrounded by enamel, diamonds, plique a jour, and ending with pearl drops. Can be used as both a pin or pendant. Wonderful detail, desi

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

Articulated pendant earrings in the Art Nouveau style with green and blue plique-à-jour enamel and diamonds, 18k, ca. 1995. Marked with maker's cypher B-273, 15/22. 1 7/16". 6.3 dwt.

French 18K Art Nouveau Gold Necklace, Circa 1900 French 18K Gold Necklace, Circa 1900. Art nouveau Filigree design. Weighs 10.4 Grams. Measures 17"L. Largest Palmette is 17mm x 15.5mm approx

PLIQUE-A-JOUR 18K GOLD ENAMEL DIAMOND BUTTERFLY BROOCH. IN MINT OVERALL SHAPE AND CONDITION. HAS A GREAT LOOK TO IT WITH AN EXCELLENT OVERALL EYE APPEAL. INLAID WITH BEAUTIFUL DIAMONDS IN THE CENTER A

METAL: 18K gold. GEMSTONES: diamonds- 78, red stones (one stone missing), pearl, plique a jour. MEASUREMENTS: necklace is 17" long. Ornament measures 90mm x 40mm at widest point. TESTED: 18K . WE

Tiffany & Co reverso watch/pendant circa 1910 18K Gold, Art Nouveau with Silver watchface, Diamond and Guilloche Enamel Pendant WatchWeighs 30.5 grams. Measures 25 x 35mm

Masriera of Spain 18k yellow gold custom Art Nouveau ring. Millgrain and bright finish, open tapered shank, appx. 6.5mm - 16.5mm in width, embellished with a fine translucent plique a jour green and p

Title: Exquisite GIA Natural No Heat Sapphire 18k Gold Old Cut Diamond Enamel Pearl Art Nouveau Watch Pin Brooch Description: Quite the stunning Art Nouveau era 18k gold & enamel ladies watch pin her

A French Art Deco period 18K yellow gold circular brooch with black enamel inlay and diamond accents on a gold faux-crocodile skin ground, with French maker's mark " FP" or "PP"? In two places and Fre

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

Vintage handmade Art Deco period Platinum and 18K Gold "Bar" brooch with black enamel, stamped "CDP Inc. France". A double row of (32) Round Brilliant Cut Diamonds, total weight 1.50ct, Clarity VS1, C

18K Yellow Gold Translucent Enamel & Pearl Art Nouveau brooch.

This lot is accompanied by an Independant Gemologist Appraisal letterMarcus & Co style 18k gold emerald diamond and enamel, art nouveau antique brooch/pendant designed with one elongated, oval cabocho

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

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''

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

Item: 18K gold and platinum Art Deco religious pendant with enamel and diamonds Date: 1930s Style: Art Deco Metal: 18K gold and platinum Enamel: Blue plique a jour translucent enamel Diamonds: 12 rose

Beautiful Art Nouveau Plique a Jour Pendant crafted in 18k yellow Gold by Emile Munier. Total Weight: 8.5. Pendant measures: 1.6x1.1". Chain Length: 16".

METAL: 18K gold. GEMSTONES: diamonds approx 0.75ctw, pearl, plique-a -jour enamel, enamel. MEASUREMENTS: brooch/pendant is 68mm long x 41mm at widest point. MARKED: Masriera 750 A-9667-A. WEIGHT: 34.2

MASRIERA: AN 18K GOLD, PLIQUE-A-JOUR ENAMEL, AND DIAMOND BEE PENDANT/BROOCH The bee with enamel body and plique-a-jour enamel wings, set with full-cut diamond accents and ruby cabochon eyes, weight 5.

18K yellow gold insect brooch or pendant having black enamel eyes, blue plique a jour enameled body with articulating wings and two diamond accents. Stamped 750. Approx. overall length 1.75in., weight

METAL; 18k gold. MEASUREMENTS: brooch is 60mm x 85mm. GEMSTONES: diamonds, tsavorite , blue sapphire, rubies, enamel. TESTED: 18k. WEIGHT: 20.8 grams.Gemstones have not been graded for color and clari