Planetarium clock in the shape of a tower on a square base with decoration in enamel paint; Gilded copper planetarium clock in the shape of a tower on a square base; on which the planetarium with a globe painted in enamel paint. In the center of the tower is the dial with black painted numbers and black steel hands; surrounded by gilded copper festoons. At the top the signs of the zodiac painted with enamel paint on diamond-shaped plaques. Above that a silver circle band with degree distribution and the months of the year. A glass dome; round wooden base.; F. Ducommun; La Chaux-de-Fonds; c. 1820; copper (metal); steel (alloy); silver (metal); wood (plant material); glass; gilding; h 42 cm w 17 cm