Art Nouveau Diamond, Platinum and Gold Broch

An Art Nouveau enamel, pearl and diamond brooch, with opalescent shaded enamel sinuous curling leaves in pale pink, green and gold, set on the top with an old-cut diamond estimated ...

An Art Nouveau diamond scroll brooch, the brooch comprising three old brilliant-cut diamonds, within a flowing openwork diamond-set scroll surrou...

An Art Deco rectangular sunburst diamond brooch, the brooch of an open-plaque design with pointed ends, set throughout with old brilliant-cut diam...

An Art Nouveau gold stick pin, depicting a dragon holding one round seed pearl in its jaws and another seed pearl in its claws, circa 1890, the jewelled part measuring approximately ...

A Fabergé diamond bow brooch, unsigned, the central brilliant-cut diamond with the bow of pierced platinum work in cross designs set with rose-cut diam...

A fine Art-Nouveau enamel and pearl brooch and earrings set in the form of cherry blossom, the shaded pink and white enamelled flower heads with natural pearl centre and yellow gold ...

Finely chiselled Art Nouveau 18K gold brooch with a rectangular faceted amethyst. Finely modelled roses, leaves and foliage. Six diamonds are mounted in platinum.

Art-Nouveau pin brooch in rose gold with knurled platinum setting and a clean central diamond. All the bands are knurled platinum full of diamonds. MATERI...

Step into the Art Deco era, when craftsmanship and style went hand in hand, and flaunt yourself with this magnificent bar brooch that embodies both history and art. Every detail of ...

This beautiful Art Deco Brooch in rectangular shape and platinum openwork is full of brilliant-cut and cushion-cut white diamonds, with a central white diamond in oval shape and knur...

A stunning antique Art Nouveau 0.84 carat diamond and 14 karat yellow gold, platinum set brooch; part of our diverse antique jewelry and estate jewelry collections. This stunning, fine and impressive antique brooch has been crafted in 14k yellow gold with a platinum setting. The Art Nouveau design is ornamented with three feature bezel set Old European round cut diamonds; a 0.31Ct, a 0.21Ct and a 0.20Ct. The millegrain decorated, sinuous design is embellished with a further two Old European round cut and twelve Dutch cut diamonds. The brooch secures to the reverse with a hinged pin and clasp fastening, which is struck with the maker's mark and 14k gold fineness mark -585. The side of the setting is also hallmarked with the 14k gold fineness mark. The setting has been independently tested using state of the art technology (Niton XL2 Analyzer) and verified as platinum. The 1920s diamond brooch is supplied with three independent diamond grading certificates. Images do not always reflect the true color and brilliance of gemstones and diamonds. The video however provides a truer representation of the actual color and showcases each stone. Condition This stunning antique Art Nouveau brooch...

Belle epoque Art Nouveau diamonds and pearls Platinum pendant-brooch. Probably France. Condition: Good. Old European and old mine cut diamonds. Total approximate diamond carat weigh...