A gold and enamel pair-case verge pocketwatch with enamel portrait miniature, Isaac Soret & Fils, no.22160, mid 18th century gilt verge movement with fusée and pierced bridge cock, white enamel dial with Roman numerals, outer minute ring with decorative hands in plain gold inner case, the outer case with engraved decoration and central enamel plaque depicting a portrait of a young lady with paste set borders missing enamel foliate detail, dial and movement signed Isaac Soret & Fils, movement numbered 22160, diameter 36 mm. Property from the Collection of Dame Nellie Melba GBE