"Portrait of a lady, called the Marquise de Montespan (1641-1707)", Jean Petitot, circa 1670

So-called portrait of madame de montespan (1640-1707), but is probably a depiction of marguerite of lorraine (1615-1672) [compare with image below]. Date: circa 1670. Dimensions: height: 3.7 cm (1.4 in); width: 3 cm (1.1 in). Medium: enamel portrait miniature. Collection: Unidentified location. Jean Petitot - Portrait of a lady, called the marquise de Montespan