Swiss 18K gold repeating chronograph pocket watch Circa 1910

Gold open faced minute repeater
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A Swiss 18 carat yellow gold open faced minute repeating keyless pocket watch with chronograph made by Patek, Philippe & Cie in Geneva, circa 1910. A polished, plain case. White enamel dial with Arabic hours, an outer minute track with fifth of a second divisions, sunk subsidiary seconds at 6 o’clock and blued steel Breguet hands. A rhodium plated movement, Geneva striping decoration, 35 jewels, wolf’s tooth winding, calibrated straight line lever escapement, cut bimetallic compensation balance, blued steel Breguet balance spring and swan neck regulator, repeating on gongs activated by a slide on the band. Dial, case and movement are signed.
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Diameter: 52 mm
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Signed: Patek, Philippe & Cie Genève
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When initially sold in November 2009, the Extract from the Archives (now missing) confirmed the present watch was made with an enamel dial and Breguet numerals.