Swiss gold repeater with split-second chronograph Circa 1893

Gold watch made for Tiffany & Co.
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An extremely rare Swiss, 18K yellow gold five-minute repeating keyless pocket watch, circa 1893. With a split-second chronograph and accompanied by a copy of the Patek Philippe registers confirming its sale to Tiffany in 1893.
A polished case, back with inlaid blue/red and white enamel with the family crest and initials. Co-axial button in the crown for the start/stop and return-to-zero chronograph function, a curved rectangular pusher on the band for the split-second function, a locking bolt at 11 o`clock, and a hinged gold cuvette.
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White enamel with painted radial Arabic numerals, outer minute divisions, outermost chronograph track divided into fifths, brown Arabic five minute/seconds numerals and blued steel spade hands. Nickel-plated movement, Geneva striping decoration, 26 jewels, straight-line calibrated lever escapement, cut-bimetallic compensation balance with gold adjustment screws, blued steel Breguet balance spring, repeating on gongs activated by a slide in the band. Dial, case and movement signed.
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Diameter: 45 mm
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Signed: Patek Philippe & Cie.  Genève