English gold two time zone hunting cased watch Circa 1850

Gold dead second and dual time zone full hunter
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An English 18 carat gold full hunter with dead second and dual time zone, circa 1850. Mechanical manual key winding movement. White enamel dial with black numerals, subsidiary dials for dual time zone indication, hours twice, minutes and seconds. Engine turned case, cartouche. Accompanied by watchbox, certificate and watchbox box.
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Diameter: 52 mm
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Thickness: 13 mm
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Weight: 104 g
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Signed: No name