A fine George III ebonised table clock of small proportions

A fine George III ebonised table clock of small proportions. John Johnson, Gray's Inn Passage, London. Circa 1770, having a 5" break-arched brass dial, the silvered chapter ring with Roman hours and Arabic minutes framing a matted centre with spade-form hour hand, all within cast rococo spandrels, the arch with silvered subsidiary Strike/Silent ring, the wire-driven twin-fusee movement now with anchor escapement (previously verge), the finely-engraved foliate backplate signed as above, the case having an ogee caddy top surmounted by a leaf-capped brass bale handle over flambeau cup-and-cover finials, the canted front with cast mounts, on a brass plinth and ogee bracket feet, (13.75", (35cm) high excluding handle.