English silver and shagreen verge for the Turkish market Circa 1794

Pair cased silver and shagreen verge watch made for the Turkish market
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An English silver pair cased pocket watch with shagreen outer case made for the Turkish market, London Hallmark for circa 1794.
Gilt full plate fusee verge movement withfusee and chain, pierced and engraved balance cock, 3-arm balance, silvered Turkish numeral regulation disc, signed Isaac Rogers, London.
hite enamel dial, black Turkish numeral hour markers, black outer minute track, black beetle and poker style hands, signed Isaac Rogers, London.
Polished inner cases, outer studded shagreen case. Dial & movement signed, inner case stamped IR.
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Diameter: 77 mm
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Signed: Isaac Rogers, London