Swiss gold hunting cased one-minute tourbillon watch Circa 1860

Gold one-minute tourbillon
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A decorative and heavy Swiss 18 carat gold hunting cased one-minute tourbillon pocket watch made for the Spanish market, circa 1860. Bridge movement, chain and fusee, a spring detent escapement according to Thomas Earnshaw, gold screw compensation balance. Cuvette inscribed Chronomètre Tourbillon. Silver, engine-turned dial with black Roman hours, outer minute dots, subsidiary seconds at 6 o’clock and applied gold floral decoration. Engine-turned case, maker’s mark AA. Case numbered.
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Diameter: 54 mm
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Weight: 154 g
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Signed: No name
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The case of this exquisitely executed Chronomètre Tourbillon is elaborately decorated with an engine-turned pattern. The delicate tourbillon cage and the elegant stripe pattern of the inside lid are but a few of the features that make this timepiece such an attractive, high-quality timepiece.