French gold, enamel open faced quarter repeater Circa 1820

Quarter repeating keywound verge by Breguet
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A French gold and enamel open faced quarter repeating keywound watch, circa 1820. Full plate keywound movement. Gilt cuvette. White enamel dial with Breguet numerals. Case back decorated with a multi-coloured painted enamel scene depicting a lady playing a lyre, white and blue enamel scroll decorated surround, pendant locking lever in the fluted band, repeating through the pendant.
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Diameter: 55 mm
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Signed: Breguet et Fils