French 18K gold skeletonized verge pocket watch Circa 1770

Gold open faced pocket watch
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A rare, very fine skeletonized verge watch with jewels, France circa 1770.  A 18 carat pink gold, prime quality case with five part hinges, both sides with jewels and glazed, fine skeletonized verge movement, decoration also with jewels, very beautiful enamel dial, probably with original hands, some jewels missing on back, altogether in very beautiful condition, probably with original key.
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Diameter: 32 mm
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Weight: 30 g
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Signed: No Name