Swiss gold repeating verge with gold chatelaine Circa 1770

Gold and enamel repeating verge
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A Swiss quarter repeating verge in three colour 18K gold and enamel case and 18 carat gold chatelaine and belonged to a countess, circa 1770. Full plate fire gilt movement . Pierced and engraved bridge cock with steel coqueret, silver regulator disc with blue steel indicator. Plain three arm gilt balance, blue steel spiral hairspring. Push pendant quarter repeating on a bell in the case. White enamel dial with black Roman and Arabic numerals, nice gilt hands. Gold push pendant and bow. Three colour gold case, front bezel set with a row of white stones. The back with a large round miniature of a young lady in classical dress. Around this a border of stones.
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Diameter: 42 mm
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Weight watch: 65 g.
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Weight chatelaine: 38 g.
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Signed: Berthoud Paris
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Chipped around the screw and almost not visible hairline.
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Reference 0025000