English cylinder watch with center seconds Circa 1770-1792

Open faced pocket watch by royal watchmaker Thomas Wright Poultry
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A rare and highly interesting English pair cased cylinder pocket watch with center seconds and enamel painting, circa 1770-1792.
Gilt cases from English prime quality and enamel painting on the back; signed verge movement with surname written backwards (Thgirw instead of Wright), diamond endstone and cylinder escapement; original white enamel dial with Roman hours, Arabic minutes, center seconds and original gold hands.
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Diameter: 56 mm
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Weight: 146 g
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Signed: Thm.Thgirw Poultry, London
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Thomas Wright was a member of the Clockmakers Company since 1770 and worked in service of the King. He died in 1792.