An ormolu chariot clock, French, circa 1815

4-inch annular enamel dial signed Le Roy Her. Du Roi forming the wheel of the chariot, the bell striking silk suspension movement visible through the spokes at the centre, the case in the form of Diomedes' chariot carrying Athena, with a lion mask at the front and pulled by two lively horses, the rectangular plinth applied with trophies and with fasces at the corners forming the feet