A George III silver pear cased pocket watch

A George III silver pear cased pocket watch, movement signed J S A. Roberts, London, 770, with a shagreen outer case and steel fob chain. And an early Victorian silver pear cased pocket watch, the white enamel dial painted with rural scene with a windmill and two horse plough, the movement signed G O. Border, Sleaford, 18996, the case marked for London 1845 by James Barber and William Whitwell, York.