Swiss 18K gold half hunting-cased keyless lever watch Circa 1875

Gold Half Hunter by Patek Philippe & Co.
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A fine Swiss Geneva half hunting cased pocket watch with original box and original Patek Philippe certificate, circa 1875. The watch features an 18K gold case adorned with inlaid black radial Roman numerals and a noble coat of arms with the monograms ON and DE. It also includes an inner lid with a dedication engraving: KvN in memory of your dear father and in memory of your confirmation March 31, 1898. The enamel dial displays Roman radial hours, an outer minutes track, a subsidiary dial for the seconds, and blued steel hands. Additionally, it is equipped with a bridge movement, gold screw compensation balance, and lever escapement.
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Diameter: 51 mm
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Weight: 123 g
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Signed: Patek, Philippe & Co Genève