French gold lady’s quarter repeater à toc Circa 1780

Gold open faced cylinder pocket watch
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Fine, original Berthoud cylinder pocketwatch with repeater, Ferdinand Berthoud, circa 1780.
An 18 carat pink gold, original case with French punch, signed by Ferdinand Berthoud, fine cylinder movement with repeater of the hours and quarters a toc, signed and numbered on the plate. Very fine quality, original signed enamel dial, original golden hand, small peripheral chip on the dial, otherwise excellent condition, rare collector’s watch.
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Diameter: 40 mm
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Weight: 57 g
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Signed:  Ferdinand Berthoud