English gilt clock watch for the Turkish market Circa 1770

Repeating grande and petite sonnerie clockwatch by Markwick Markham
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An English pink gilt skeletonized two train quarter repeating grande and petite sonnerie clockwatch made for the Turkish market, circa 1770. Gilt finished two train verge movement, chain fusée, pierced and engraved balance cock and foot, diamond endstone, repeating activated through the pendant, striking on a bell, gilt dust cover. Skeletonized dial, white enamel and paste set chapter ring with Turkish numerals. Pierced inner case, pierced outer case. Movement and dust cover signed and numbered.
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Diameter: 74 mm
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Signed: Marwick Markham London