Exquisite Swiss gold repeater with hourly music Circa 1820

Gold open faced pocket watch
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Very  exquisite, large pocket watch repeater with hourly music, circa 1820. An 18 carat pink gold, reeded mid section, two barrels for musical mechanism and movement, cylinder escapement, repeating hours and quarters, very well preserved enamel dial, Breguet steel hands, Arabic numerals, very nice condition, fine quality, in working order, very good sound. Repeating an music with switch-off device. It is rare to find a musical watch in such nice condition.
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Diameter: 56.5 mm
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Weight: 131 g
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Signed: No Name
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Minimal trace of using on the case