English gold and enamel open faced lever watch Circa 1810

An English gold and enamel key wind open faced pocket watch, circa 1810. Gilt full plate English lever movement, pierced and engraved balance cock, diamond end stone, silver regulation. White enamel dial, black Roman numerals and outer minute divisions, winding aperture at 6, gilt Breguet style hands. Polished consular case, dark blue enamel decoration to back with light blue and gold foliate enamel borders, enamel continued to stem. Movement signed. Comes with a key.
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Diameter: 50 mm
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Signed: Wightwick & Moss Ludgate Street London