A Dutch antique silver and tortoiseshell repoussé triple-case verge watch, the movement with square baluster pillars signed 'Tarts, London 7457', the painted enamel dial with arcade Arabic minutes, Roman hours and central roundel depicting a riverside scene, the inner case hallmarked London 1761, the repoussé case depicting classical figures in a scrollwork surround, signed 'D. Cochin', the outer case with tortoiseshell veneer, suspended from a multiple chain fob with two silver seals and a matching watch key attached.