Danish minute repeating split seconds chronograph Circa 1889

Gold hunting cased pocket watch by Jules Jürgensen
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A very fine, rare Danish minute repeating hunting cased watch with split seconds chronograph, patented Jürgensen bow setting, original certificate and mahogany box, circa 1889.
18k gold, engine turned, à goutte case; inner lid with presentation engraving: “To Jos. Rosenberg from his friend K. J., May 1890”, with engine turned and signed gold dome, pusher for chronograph at “12 and 2” and slide for repeating mechanism. Signed enamel dial with radial Roman hours, auxiliary seconds, split-seconds and blued Breguet hands. Nickel-plated ground bridge movement with ébauche: John-César Piguet, double hand indication with ratchet wheel for split seconds, finely ground chronograph steel parts, ratchet wheel, 2 hammers, 2 gongs, gold screw compensation balance and counterpoised lever.
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Diameter: 55 mm
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Weight: 161 g
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Signed: Jules Jürgensen, Copenhagen
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Split-seconds chronograph by Jules Jürgensen
Except for another watch presented in this auction there are hardly any watches known where Jürgensen mounted the split-seconds mechanism and column wheel with the movement and not under the dial.