French gilt metal open faced oignon verge watch Circa 1700

Gilt metal oignon watch by P. Berner
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An early French gilt metal open faced oignon verge watch, circa 1700. Gilt finished verge movement, chain fusée, finely pierced and engraved silver balance cock decorated with a dog, squirrel, bird and rabbit, silver regulator with applied silver foliage mounts. White enamel dial with Roman numerals on raised cartouches, blued steel beetle and poker hands. Chased and engraved foliage decorated case, the reverse centred by griffons. Movement signed.
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Diameter: 56 mm
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Signed: P. Berner à Paris