Swiss 18k rose gold repeating lever chronograph Circa 1899

Rose gold open faced minute repeating chronograph by Patek Philippe
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A very fine Swiss 18 carat rose gold open faced minute repeating chronograph keyless lever pocket watch, circa 1899. Sold on August 9th, 1900. Rhodium-plated movement, Geneva Striping decoration, 34 jewels, straight-line calibrated lever escapement, cut bimetallic compensation balance, blued steel Breguet balance spring, index regulator, repeating on gongs by a slide in the band. Hinged gold cuvette with engraved dedication. White enamel dial with Arabic numerals, outer minute/seconds divisions with five-minute red Arabic numerals and original blued steel spade hands. Polished case, the back with engraved foliate monogram, chronograph safety bolt on the band at 11 o’clock.  Dial, case, cuvette and movement signed, case numbered.
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Diameter: 49 mm
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Signed: Patek, Philippe & Cie Genève
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Accompanied by the Extract from the Archives.