Amethyst and peridot brooch-pendant, 'Ananas', René Boivin, 1945. Estimate 20,000 — 25,000 GBP. Photo Sotheby's
Designed as a pineapple, set with a circular-cut amethyst and peridots, signed René Boivin, French assay and partial maker's marks, case stamped René Boivin.
Bibliography: Cf: Françoise Cailles, René Boivin Joaillier, Les Éditions de l'Amateur, Paris, 1994, page 240, for an illustration of this clip.
Accompanied by a certificate from Françoise Cailles.
Sotheby's. Fine Jewels, London, 1 dec. 2015, 10:00 AM