the 35cm dial with engraved border and rococo spandrels, engraved silvered chapter ring with roman and arabic numerals, signed Johannes du Chesne, Amsterdam, foliate pierced hands and alarm disc, subsidiary seconds and apertures for date, day, month, moon phase and automaton in the arch, with ships and mermaids rocking to and fro on a choppy sea before a view of Amsterdam, with connection to the train of the anchor movement, with trip repeating rack Dutch half-hour striking on alternating bells, the burr walnut- veneered case with bell top surmounted by three giltwood figures of angels, moulded break arch cornice, foliate pierced frets above the break arch and centred by a carved bird, the arched shaped trunk door inlaid with a flower-filled urn, with lenticle centred by the figure of Chronos, the bombé base with foliate marquetry inlay, raised on claw and ball feet, inlaid with stringing throughout, 290cm high