American Art Nouveau Plique a Jour Brooch

Lovely Art Nouveau brooch of a womans head shrouded in pink enameled poppies, set in 14k gold. Each flower has a diamond center and a pearl sits to the side. A beautiful period piece...

Lovely Jade Art Nouveau Stick Pin circa 1900 USA. Made in the jewelry hub of Newark NY with 14K gold hallmarks in patinaed gold whiplash setting....

Rare Enamel American Flag Stick Pin from the 1930's set in 14K gold. Hand enamel with beautiful detailing. Art Deco period 1930's USA, Marked 14K. 2.25" x .5".

Wonderful Art Deco Diamond and Emerald brooch from the 1930's, set in platinum by Ostertag, France. This lovely design is very reminiscent of Coco Chanel's logo who was his neighbor in the period, where he was located at 16 Place Vendome. Conjoined "C" motifs are are laid with a ladder of diamond baguettes edged with round stones terminating in 2 large diamonds (over 1 carat each) on one end and large fluted Columbian teardrops with tiny pave ball caps on the other. Really exceptional quality and design from 1930's France. Ostertag pieces are exceptionally rare and have the highest quality gems and workmanship c/o the Rubel Freres...

Consisting of a swirling foliate motif with five conch pearl buds and green plique-á-jour enamel leaves. Measurement: 3.8 x 2.5 cm. Stamp: "750" Weight: 7.5 grams.

Vintage dragonfly shaped brooch with exquisite plique-à-jour enamels set in rose gold and silver with diamonds. Highlights - 14k rose gold and silver - Diamonds huit-huit cut of 0.6...

This outstanding brooch was made in France and features a wonderfully elegant original Art Nouveau design. Condition Report: Excellent The Details... This brooch is constructed fro...

Plique-á-jour butterfly brooch; marked 750 Round-cut diamonds of approximately 1 carat, cabochon ruby eyes of approximately 0.80 carat, 18 karat yellow gold Size: width 2.13 inches...