A Continental Vienna style regulator wall clock
19th century, the eight day movement striking on a coil, with enamelled gridiron pendulum signed 'R A', enamelled Roman numeral chapter ring, brass bezel, pierced blued steel hands and visible escapement, within a rosewood veneered, ebonised and gilt gessoed case with inlaid brass & pewter 'boullework' style panels to the glazed door, 31.5in (80cm) high.