Interesting small English coach clock for Chinese market Circa 1770

Magnificently engraved coach clock
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A very interesting small English coach clock made in London, England, for the Chinese market, circa 1770. The open faced and numbered case is magnificently engraved, the gilt pair case with watchpaper and matching maker’s mark TC (Thomas Cole?). The white enamel dial has an outer ring with black Arabic numerals for the minutes and Black Roman numerals for the hours, center seconds and very rare gilt Poker & Beetle hands. The exceptionally beautiful English movement is numbered, has a verge escapement, a large balance, cylindrical pillars and stoppable center seconds.
Cuvette and movement signed.
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Diameter: 66 mm
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Weight: 225 g
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Signed: James Chater London   
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These impressive pair case verge watches with center seconds were the first watches made for the Chinese market.