Maximilien Villers (French, born circa 1760)
Élisabeth Philippine Marie Hélène de France(1764–94), sister of Louis XVI, wearing purple open robe over white dress and white fichu, her blue waistsash held with a pearl-edged buckle bearing initial 'L'.
Signed on the obverse and dated Villers/ 1788, gold frame with split pearl border, the reverse with gold-mounted blue glass border around glazed aperture to reveal gold monogram SJ on plaited hair.
Oval, 65mm (2 9/16in) high