Diamond clip, Sterlé, circa 1956. Estimate 39,000 — 59,000 CHF. Photo Sotheby's Designed as a stylised feather set with circular-cut and baguette diamonds, signed Sterlé, numbered, French assay and maker's marks, case stamped Sterlé. Bibliography: Cf:...

Important and fine natural pearl and diamond necklace, Van Cleef & Arpels, circa 1956. Photo courtesy Sotheby's. Composed of twenty-five graduated natural pearls measuring approximately 13.75 to 7.05mm, each spaced by facetted diamond rondelles and smaller...