A diamond and ruby 'mystery-set' flower brooch,  by Van Cleef & Arpels.  Estimate $40,000 – $60,000. Photo Christie's Image Ltd 2015

Designed as a circular-cut diamond flower, to the calibré-cut ruby and baguette-cut diamond petals, approximately 2 ins., mounted in platinum. Signed V.C.A. for Van Cleef & Arpels, N.Y., no. 1407

ORMERLY FROM THE ESTATE OF ELLA HARGROVE SAYRE SULLIVAN, MONTGOMERY, ALABAMA

Christie's. IMPORTANT JEWELS, 20 October 2015, New York, Rockefeller Plaza