plaque

Painted Limoges enamel plaque; copper; set in a 19th century frame of gilt wood and red enamel with gilded decoration; portrait bust of unknown woman, probably Anne d'Este, mother of Catherine de Lorraine, Duchess of Montmorency; painted in semi-opaque enamels on white preparation translucent enamels over coloured foils and grisaille, with flesh tones in stippling and enlevage; gilding; counter enamel transparent and milky chalky flux; signed; inscribed.