TORTOISESHELL GOLD TABATIÈRE WITH MINIATURE MEDALLION Paris, 1767-68, with the charge mark Jean-Jaques Prévost (1762-68). Master's mark Noel Hardivilliers. Oval tortoiseshell box with red gold stripes. The mount in yellow gold decorated with flowers and ribbons. An applied medallion with an oval miniature portrait in the centre of the lid. It shows the bust of a young woman facing left in a light blue robe with loosely pinned hair. L: 7 cm, H: 3.1 cm, 90 g. Provenance: - Martina Erica Spica art dealership, Lugano. - Private collection, Switzerland.