Swiss gold quarter repeating musical watch Circa 1820

Gold open faced repeating pocket watch
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A Swiss gentleman’s rare quarter repeating pocket watch with musical movement, circa 1820. The watch features an 18-carat gold engine-turned case with a reeded band and a slide to silence it. The enamel dial has radial Roman numerals and blued spade hands. The movement of the watch has a gilt bridge, two hammers, and two gongs, as well as two barrels. It also includes a musical movement with tuned vibrating blades and pinned disc, cylinder escapement, three-arm brass balance, blued balance spring, and keywind.
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Diameter: 60 mm
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Weight: 164 g
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Signed: No name