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Lot 285; Platinum, Aquamarine and Diamond Brooch, Cartier, London, circa 1930. Estimate: $15,000 - $20,000. Sold for $17,500. Photo Doyle

Of geometric motif, centering one emerald-cut aquamarine approximately 6.00 cts., flanked by 2 rectangular French-cut aquamarines, flanked by a stylized buckle motif set with 12 rectangular-cut aquamarines and 44 old European-cut diamonds approximately 1.65 cts., signed Cartier, London, no. 85689circa 1930, approximately 6.8 dwts. 

DoyleImportant Jewelry, Thu, Apr 27, 2017