A French champleve enamel and gilt brass bowfront four glass mantel clock

A French champleve enamel and gilt brass bowfront four glass mantel clock, the 8 day movement stamped 'Japy Freres' and striking on a gong, to a circular dial with a paste set border, the similarly set pendulum centred a portrait miniature of Marie Antoinette, bevelled glass, 11.75in (30cm) h, 7in (18cm) w.