A RUSSIAN GILDED SILVER AND CHAMPLEVE ENAMEL SAUCER, P. OVCHINNIKOV WITH IMPERIAL WARRANT, MOSCOW, CIRCA 1874 ornately decorated with Russian-revival style enamel in various shades of polychrome opaque and translucent enamels, on a gilt stippled ground, supported by four feet, diameter: 18 cm (7 in.), dated assayer`s mark on base, 91 standard