English 18K gold open faced lever pocket watch Circa 1839

Gold watch by Arnold & Dent
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A fine and rare English, 18 carat gold pocket watch, circa 1870. A solid, polished case, triple hinged, engine turned back, and a reeded band. Champagne, engine turned dial, with radial Roman numerals and subsidiary seconds dial and blued steel Breguet hands. Gilt brass, full plate movement, nine jewels, lever escapement, cut bimetallic compensation balance, blued steel flat balance spring. Signed on the movement.
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Diameter: 48 mm
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Signed: Arnold & Dent  London
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Accompanied by two keys