Bouquet of precious stones, 1762 (colour engraving)

Brooch designed for Victoire de Rohan (1743-1807) Princesse de Guéméné by the Parisian jeweller, Jean Henri Prosper Pouget and illustrated in his treatise on jewellery 'Traité des pierres précieuses et de la manière de les employer en parure', published in Paris in 1762; Victoire de Rohan had married in 1760 her cousin, Henri Louis de Rohan, later prince de Guéméné and nephew of Cardinal de Rohan, implicated in the Affair of the Diamond Necklace (Collier de la Reine); from 1778-82 Mme de Guéméné became Governess to the children of Louis XVI and Marie Antoinette (Gouvernante des Enfants de France);