A Victorian silver key wind open face fob watch

A Victorian silver key wind open face fob watch by J W Benson, the white enamel dial with black Roman numerals and outer minute track with subsidiary seconds dial, the ornately decorated case with detailed foliate engraving and vacant cartouche to the reverse, hallmarked London 1886, fitted with a Swiss movement having a cylinder escapement, case diameter 37. Together with a similar unsigned silver fob watch, hallmarked London 1877, fitted with a Swiss movement with cylinder escapement, case diameter 40mm. (2).