Swiss pocket watch with self strike Grande Sonnerie Circa 1810

Gold unusual gentleman’s pocket watch
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A Swiss unusual gentleman’s pocket watch with quarter-hour/hour self strike Grande Sonnerie, circa 1810.
The polished case is made of 18 Carat rose gold and has a reeded band, slide for striking or silence at 2, and glazed movement with a hinge. The enamel dial has Arabic Breguet numerals and blued Breguet hands. And the divided gilt 1/2 plate movement is keywind and has two hammers / two gongs, two barrels, integrated rack strike with polished steel levers, and gold ring balance.
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Diameter: 55 mm
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Weight: 125 g
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Signed: No name
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Urban Jürgensen sold a nearly identical watch in 1808.
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Grande Sonnerie,
Watch that strikes the hours and quarters in passing and repeats the hour each quarter.
The hour and quarter strikes can be repeated on demand.
Certain Grande Sonnerie mechanisms are combined with a minute-repeater that repeats hours, quarters and minutes on demand.