French rare minute repeating gold pocket watch Circa 1820

Gold open faced pocket watch by Breguet & Fils
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A French very rare gold verge pocket watch with minute repeater, circa 1820.
18-carat pink gold case with reeded midsection; verge escapement, repeating hours, quarters and minutes; screwed and signed enamel dial with Arabic numerals and very beautiful Breguet steel hands.
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Diameter: 59 mm
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Weight: 130 g
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Signed: Breguet & Fils
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Verge watch minute repeaters are extremely rare and are sought-after by technically oriented collectors.