France, Jubilee De La Maison D’Orfevrerie Christofle, 1892, AR gilt plaquette by O. Roty, 28 x 58mm (PBE 854; Gaz. Num. [1897], 147, 54; see BDW 5 [1994] 9). Extremely fine (£40-60)

It is believed the standing figure represents a self-portrait of Oscar Roty.