Swiss 18K yellow gold hunting cased pocket watch Circa 1840

Unsigned full hunter cylinder pocket watch
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A Swiss, yellow gold key-winding hunting cased pocket watch, circa 1830-1850.
Gilt movement, calibre 17, cylinder escapement. Silver dial with Roman radial hours on an engine-turned ring, outer minute divisions, engraved centre in taille-douce (fine-cut) with foliage, and original Breguet-style hands. Round-shaped 18K yellow gold case, engraved in taille-douce (fine-cut) with foliage.
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Diameter: 45.5 mm
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Unsigned probably from Switzerland