Two diamond and colored diamond flower brooches, by David Webb. Estimate $60,000 – $80,000.Photo Christie's Image Ltd 2015

Each designed as a circular-cut diamond and yellow diamond calla lily, to the interchangeable circular and marquise-cut diamond and yellow diamond pistils, 4 3/4 ins., mounted in platinum and 18k gold. Signed David Webb (diamond brooch); signed Webb for David Webb (yellow diamond brooch)
With Certificate of Authenticity from David Webb

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