Van Cleef & Arpels, two diamond brooches, 'Flamme', second half 20th century, designed as

Van Cleef & Arpels, two diamond brooches, 'Flamme', second half 20th century, designed as abstract flames, each composed of undulating lines of brilliant-cut and baguette diamonds, lengths 6.6 and 5.7cm respectively, signed Van Cleef & Arpels, numbered 83.688 and Van Cleef et Arpels, numbered 86021, each with French assay marks for 18ct gold and platinum, maker's marks D&Cie with goblet, case stamped Van Cleef & Arpels