Swiss pocket watch for the South American Market Circa 1900

Large hunting cased pocket watch by Edouard Koehn
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A large Geneva hunting cased pocket watch for the South American Market, delivered to Du Bois & Comp., Rua do Hospicio No. 93, Rio de Janeiro, circa 1900.
18 carat gold case with a signature engraved in dedication; white signed enamel dial with black Arabic hours, red Arabic minutes, sunk subsidiary dial for the seconds and gold spade hands; bridge movement and a screw compensation balance.
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Diameter: 54 mm
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Weight: 128 g
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Signed: Ed. Koehn, Geneve
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The detailed history of this timepiece that is so similar to a Patek Philippe watch is described in Klaus Pöhlmann‘s “Edouard Koehn – über eine Uhr auf seiner Spur”, in Klassik Uhren 1/1997.