A shell and diamond bird brooch, by Sterlé, circa 1970. Photo Bonhams.
The stylised bird with a pink shell body and textured head and tail feathers, accented with brilliant-cut diamond eyes and beak, signed Sterle, French maker’s mark, French assay mark, length 6.2cm. Sold for £4,080 (€5,125)
See Jutheau, Viviane, ‘Sterlé: Joailler Paris’, Paris, 1990, for a Toucan brooch of similar design, dated 1965.