German rose gold and pearl set verge watch Circa 1800

Rose gold and pearl set open faced keywound verge by Roman Melly & Roux
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A German rose gold and pearl set open faced keywound verge pocket watch, circa 1800. Full plate gilt finished verge movement, chain fusée, three armed balance, pierced and engraved balance cock. White enamel dial with Roman numerals and outer minute track with Arabic five minute divisions. Polished case back with engraved rim, outer pearl set rim and bezel. Dial and movement signed, movement numbered.
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Diameter: 47 mm
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Signed: Roman Melly & Roux à Constance