Swiss 18K gold open faced keyless lever watch Circa 1926

Gold lever pocket watch by Patek Philippe
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A Swiss 18 carat gold open faced keyless lever pocket watch, circa 1926. Sold on 4th February 1928. Lever movement. White enamel dial with Greek-style Arabic hours and outer minute divisions, sunk subsidiary dial. Plain case. Dial signed, case and movement signed and numbered. Comes with a certificate of origin, an Extract from the Archives and the original presentation box.
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Diameter: 46 mm
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Signed: Patek, Philippe & Cie Genève