Fine, rare Swiss gold open faced repeating lever Circa 1912

Gold minute repeater by Vacheron & Constantin
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A fine and rare Swiss 18 carat gold open faced minute repeating keyless lever watch, circa 1912. Nickel finished lever movement, 29 jewels, bimetallic compensation balance, minute repeating on two hammers onto two gongs, activated through a slide in the band. Gold cuvette. White enamel dial with Breguet numerals, sunken subsidiary dial for constant seconds and gilt Breguet hands. Case with monogrammed hinged back. Case, cuvette, dial and movement signed, case and movemnet numered. Comes with presentation box.
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Diameter: 47 mm

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Signed: Vacheron & Constantin Genève Swiss