English gilded silver pair cased verge pocket watch Circa 1770

Gilt watch in pair cases
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An English gilded silver pair cased pocket watch with matching hallmarks made by Allen Walker in London, circa 1770. The movement with a verge escapement. A plain inner case, the outer case with unusual decoration. Original white enamel dial with Roman hours, an outer arcaded minute track, outermost Arabic five minute numerals and gilt open work hands. Dial signed, movement signed and numbered.
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Diameter: 47 mm
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Weight: 92 g
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Signed: Allen Walker
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Allen Walker lived in London from the mid 18th century until 1783. His small clocks are in the London M., Wilsdorf, Dennison and Gélis collections.