Swiss silver- and gold-cased pocket watch

A Swiss, silver and gold, hunting-cased, pocket watch by James Courvoisier, Geneva, c.1840, the white enamel dial with Roman numerals and subsidiary dial, signed "James Courvoisier, Geneva", the movement signed "James Courvoisier, Geneva" and numbered 71760, the inner dust cover engraved "Made expressly for - Wm. Wilson McGrew - Cincinnati O", the silver case with rose gold fittings and highlights numbered 71760. In very fine (VF) condition. Runs freely.