Swiss silver quater repeating pocket watch Circa 1830

Silver half hunter pocket watch
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An unusual, small pocket watch, hours and quaters repeater, circa 1830. An engine turned silver case with three lids, face with enameled numerals and glass, early cylinder movement with keywinding, repeating hours and quarters on gong, engine turned silver dial with roman numerals, Breguet steel hands, movement ticking for short time and repeats.
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Diameter: 38,5 mm
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Weight: 45 g
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Signed: No Name
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Needs cleaning,  probably Switzerland / France.