Swiss gold keywind lever watch by Patek Philippe Circa 1860

Hunting cased pocket watch by Patek Philippe & Co.
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A fine Geneva hunting cased Cal. 19”’ pocket watch with keywind and Patek Philippe extract from the archives, circa 1860. Sold on 01/09/1861.
18 carat gold engine-turned case with reeded band and signed gold dome. Enamel dial with radial Roman numerals, auxiliary seconds and blued Breguet hands. Bridge movement, frosted, gilt, with lever escapement, gold screw compensation balance and side lever escapement.
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Diameter: 48 mm
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Weight: 78 g
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Signed: Patek Philippe & Co. À Genève