A Chinese grisaille 'Le départ des pèlerins pour l'?le de Cythère' plate, Qianlong -- Dia. : 22,5 cm? References:? The Louvre, Paris, for the original work by the French painter Jean-Antoine WATTEAU (Valenciennes, 1684 - Nogent-sur-Marne, 1721) on which this plate was based (link).?