French 18k gold quarter repeating cylinder watch Circa 1850

Gold open faced quarter repeater by Breguet
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A fine, small and rare French 18 carat gold open faced quarter repeating keyless cylinder watch, circa 1850. Sold to Monsieur Rigaud on 31 January 1850 for the amount of 2,800 francs. Gilt finished cylinder movement, 12 jewels, plain brass three armed balance, quarter repeating on two hammers onto two gongs, hinged. White enamel dial, secret signature No. 628 Breguet underneath XII and gold Breguet hands. Small and slim case, ribbed bezel and rim, scroll and foliage engraved band, engine turned snap on back, repeating slide in the band. Case stamped JP for Jules Perot, dial signed.
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Diameter: 34 mm
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Signed: Breguet No. 628