Sugarloaf cabochon amethyst, calibré-cut amethysts and rubies, French assay mark for platinum (950‰), circa 1940 Olivier Baroin, 2025: Certificate of Authenticity n°251203, original piece manufactured circa 1940 for Suzanne Belperron Main amethyst: for an approximate weight of 6.20-6.60 carats Size/Dimensions: EU ring size 431⁄2/ US ring size 23⁄4 Gross weight: 17.79 grams

Cf. S. Raulet and O. Baroin, Suzanne Belperron, Lausanne, La Bibliothèque des Arts, 2011, p 115 for a similar ring