Swiss gold open faced watch with centre seconds Circa 1864

Gold keyless wind pocket watch
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A gentleman’s fine pocket watch with jumping centre seconds “Seconde Morte”, circa 1864. A 14 carat gold case, enamel dial, roman numerals, bridge movement, two barrels, gold screw compensation balance.
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Diameter: 52 mm
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Weight: 117 g
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Signed:  Louis Audemars  Brassus
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Louis Audemars created this remarkable movement with its red gold mirror-polished train in 1864; in 1943 it was fitted into a solid 18K gold case in Edinburgh.