Extraordinary Grande Petite Sonnerie and minute repeater 1810

Gold minute repeater with Grande and Petite Sonnerie, three gongs.
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An extraordinary rare Swiss gold open faced two train winding early carillon minute repeating Grande and Petite Sonnerie key wound clock watch, circa 1810-1820. High-quality key wound cylinder movement, nicely engraved barrels, minute repeating and en passant Grande and Petite Sonnerie, striking on three hammers. Glazed cuvette.
White enamel dial with Breguet numerals, steel spade hands Plain 18 carat gold case back engraved with initials GF, minute repeating by pushing the button in the pendant, one switch lever for Sonnerie-Silence and one switch lever for Grande Sonnerie and Petite Sonnerie.
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Diameter: 59 mm
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Weight: 134 g
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Signed: J.H. Sautter Anspach et Cie.
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Reference 0148000