Large French black slate and green marble drumhead mantel clock, the Japy Freres movement with outside countwheel and striking on a bell, the 4.5" two-part dial with visible brocot escapement over a bevelled glass door exposing a mercury pendulum, 19" high
Large French black slate and green marble drumhead mantel clock, the Japy Freres movement with outside countwheel and striking on a bell, the 4.5" two-part dial with visible brocot escapement over a bevelled glass door exposing a mercury pendulum, 19" high