A diamond "Escargot" brooch, by Suzanne Belperron. Photo Christie's Image Ltd 2013

Designed as a series of old European-cut diamond scrolls, centering upon bezel-set old-mine cut diamonds, to the baguette-cut diamond trim, mounted in 18k white gold, with French importation marks and maker's marks, circa 1932-1940. With maker's mark of Groené et Darde for Suzanne Belperron. Estimate $60,000 – $80,000

Literature: Cf. Sylvie Raulet and Olivier Baroin, Suzanne Belperron, 2011, pages 235 and 238

Christie's. MAGNIFICENT JEWELS. 10 December 2013.New York, Rockefeller Plaza - www.christies.com