Circa 1870, unusual Sienna marble clock garniture. The clock with a large, 14 cm diameter dial featuring Arabic numerals and brocot escapement. With a twin train movement with mercury compensation pendulum, striking on a bell, all contained in a marble case. With an architectural form, the case has a glass panel for viewing the pendulum. A pair of classical marble tazzae form the clock garniture set, their dimensions are 23 cm high x 13.5 cm wide x 10 cm deep.