An Art Deco Diamond, Sapphire, Ruby and Emerald Pendant Brooch. Photo Christie's Image Ltd 2013

Designed as a circular and baguette-cut diamond vase set with a hexagonal-cut diamond, extending circular-cut diamond branches with carved cabochon sapphire, ruby and emerald leaves, from two baguette-cut diamond chains, to the circular and baguette-cut diamond surmount accented with a cabochon emerald, mounted in platinum, circa 1925. Estimate $15,000 – $20,000

Christie's. NEW YORK MAGNIFICENT JEWELS AND THE PRINCIE DIAMOND. 16 April 2013. New York, Rockefeller Plaza.