Antique Art Deco Platinum and Diamond Brooch

A stunning platinum and diamond bar brooch from the Edwardian era with beautiful and delicate milgraining. Metal: Platinum Weight: 12...

Magnificent Edwardian platinum & old cut diamond bar brooch. This is an incredible brooch unlike any other. Metal: Platinum Weight: 17.5 G...

Beautiful Antique Art Deco 18K Gold and Platinum Fleur De Lis Diamond Stick Pin. This beautiful Fleur De Lis stick pin is crafted in 18k yellow gold and platinum. The top of the pin ...

Beautiful Antique Art Deco Shreve and Co Platinum French Cut Peridot Diamond Filigree Pin. This incredible Shreve and Co pin is crafted in platinum. The center holds a gorgeous Frenc...

Beautiful Antique Art Deco Platinum Walser Wald Single Cut Diamond Flower Pin. This incredible pin is crafted in platinum. The pin has single cut diamonds ...

Beautiful Antique Art Deco 18K Yellow Gold and Platinum Golf Stick Pin. This gorgeous stick pin is is crafted in 18K yellow gold and platinum. It has a pear...

This platinum and diamond Art Deco brooch is set with one old cut diamond of 0.74 carats, F/G color and i1 clarity. Fine openwork setting in platinum 950 with 50 single cut diamonds ...

A spectacular early twentieth century brooch centered around an emerald cut peridot, surrounded by diamonds, and finished on either side with shield cut peridot. The central stone we...

Art Deco platinum antique emerald and diamond bar brooch. The center stone is a cushion cut emerald. There is an estimated 4.25 carat total weight of a white, eye clean, old European...

This sublime Art Deco brooch is new to our collection. Beautifully set with a stunning selection of Rose Cut, Eight Cut and Old European Cut diamonds totalling an estimated five car...

A stunning, fine and impressive 7.10 carat diamond brooch in platinum; part of our authentic antique Art Deco jewelry/jewelry collection. This...

A stunning, fine and impressive Art Deco 2.16 carat diamond and platinum brooch; part of our diverse antique jewelry and estate jewelry collections. This stunning, fine and impressive diamond brooch has been crafted in platinum and in the Art Deco style. The pierced decorated, subtly convex rectangular design is ornamented with a central feature 0.41ct Old European round cut diamond, within a square shaped platinum setting. The feature diamond is flanked on either side by two perpendicular collet set eight cut diamonds. The symmetrical millegrain bordered setting is further ornamented with a total of fifty-eight impressive eight cut diamonds. The stunning antique brooch secures to the reverse with a hinged pin and push fit fastening. This 1920s platinum diamond brooch...