English rack lever pocket watch in silver pair cases Circa 1810

Silver pair cased rack lever pocket watch
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An English rack lever in silver pair cases, circa 1810. Full plate gilt keywind fusee movement with plain gilt dust cover. Chased and engraved cock inscribed ‘Patent’ on the foot, diamond endstone, blue steel Bosley regulator. Plain three-arm steel balance with blue steel spiral hairspring. English rack lever escapement, adjustable slides to the lever pivots, large thirty tooth escape wheel. Off white enamel dial with Roman numerals and gilt hands. Fitted in matching silver pair cases hallmarked Birmingham 1839. Silver oval pendant and bow. Maker’s mark ‘VR’.
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Diameter: 58 mm
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Signed: John Parr Liverpool