MOVEMENT : A nice quality verge movement, signed ‘Anth. Rivolta, LONDON’, and numbered (7518). With finely engraved balance cock, blued screws and Boseley type regulator
All in very good condition and running well.
DIAL : White enamel, in excellent condition.
CASE : Heavy silver, full hunter, case with hallmarks for London, 1831, maker JAT. Some wear throughout, especially to the engine turned band and back, but still in good overall condition. The hinges are fine and both covers snap shut correctly. The crystal is also fine.
A. Rivolta, Holborn, London is listed as a mid 19th century barometer maker.