Abraham Colomby. A gold, seed pearl and polychrome enamel open-faced verge watch mvt 9003 English circa 1750, gilt full plate movement, signed and numbered Abraham Colomby, no. 9003, pierced and engraved balance cock, verge fusee escapement, baluster pillars, white enamel dial, Roman numerals, outer Arabic minute track, stone-set fancy hands, gem-set bezel, the case with a painted enamel portrait of a lady with long dark curls in 18th century dress within a seed pearl-set border, movement signed and numbered 9903, diameter 36 mm. Accompanied by a hardstone-set key.