Swiss rare IWC Schaffhausen calibre Jones watch Circa 1875

Gold hunting cased pocket watch by International Watch Co.
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A Swiss rare Schaffhausen gentleman’s pocket watch calibre Jones with “Elson’s Patent” made in quality E, circa 1875.
18 carat gold, tiered, polished case, engraved cartouche with monogram, reeded band, engine turned gold dome with dedication engraving: “E. P. Brown, Nashua, May 1876“, glazed movement and case maker’s punch mark “TCH Co“. Signed enamel dial with radial Roman hours, auxiliary seconds and blued spade hands. Rhodium-plated 2/3 plate movement, “Geneva striping” decoration, adjusted, “Elson’s Patent Sept 15th 1868″, screwed gold chatons, wolfteeth winding wheels, gold screw compensation balance, counterpoised lever.
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Diameter: 54 mm
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Weight: 142 g
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Signed: International Watch Co. New York
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IWC HISTORY
Manufacture IWC, established in 1868 in Schaffhausen by Florentine Ariosto Jones, a young American, has countless exploits to its name in the field of grandes complications, and is also a pioneer in pilot’s watches. After a long history as an independent firm, IWC joined the Richemont Group in 2000. These “engineers of watchmaking” were the first to work with titanium, while ceramic inspired watches destined for adventurers of every ilk.