Pair of emerald and diamond fish brooches, René Boivin, circa 1980, from the collection of Lily Marinho

Pair of emerald and diamond fish brooches, René Boivin, circa 1980, from the collection of Lily Marinho. photo Sotheby's

Each designed as a fish, the face, pavé-set with single- and brilliant-cut diamonds, accented with a cabochon emerald eye, the scales decorated with circular- and brilliant-cut diamonds of various tints, the fin with baguette stones, to the diamond set articulated tail, mounted in yellow gold, French assay and maker's marks. Est. 11,000—16,000 CHF. Lot Sold 80,500 CHF

Sotheby's. Magnficent Jewels and Noble Jewels. 11 May 10. Geneva www.sothebys.com