English 18 carat gold keywind hunting cased glassless watch

Gold hunting cased glassless watch
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An unusual English solid 18 carat gold keywind hunting cased glassless watch, circa 1802, gilt full plate movement, verge escapement, balance cock engraved with foliate designs, round baluster pillars.
White enamel dial with Arabic numerals, gold spade hands, winding through the enamel dial, winding through the front is very unusual for English watches. The winding hole at six o’clock is an unusual place.
Movement signed Jn Rogers  Charing Cross London.
Front bezel opened by depressing the button in the gold pendant.
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Diameter 50 mm
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Weight: 87 g
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Signed:  Jn Rogers  Charing Cross
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Some not disturbing flat dents at the back, overall very good condition.
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Reference 0016000