Lot 270. Emerald, sapphire, diamond and gold brooch, Sterlé, 1960s. Estimate 30,000 — 49,000 CHF. Lot sold 52,500 CHF. Photo: Sotheby's.

Designed as a bird of paradise on a gold branch, the body composed of a polished emerald, carved sapphires and brilliant-cut diamonds, the head set with a carved sapphire, the eye and beak set with brilliant- and single-cut diamonds, the gold chain tail embellished brilliant-cut diamonds, signed Sterlé, numbered, French assay and maker's marks.

Sotheby's. Magnificent Jewels and Noble Jewels, Geneva, 11 november 2015