Table clock, beige marble, in the

Table clock, beige marble, in the shape of a Bischoff cap, 2nd half 19th century, gilt framed, faceted window for the mercury compensation pendulum, white enamel dial with black Arabic numerals and blackened hands, gilt glass rim with domed glass, French round movement with 1/2 hour disc striking mechanism on a clay spring in a gong chair, 41 x 22 x 22cm. Round movement with 1/2 hour disk striking mechanism on bell, movement running, 39 x 22 x 13cm