First quarter of 20th century silver cased open face lever watch, SS & Co, the frosted and gilt movement with mono-metallic balance and overcoil hairspring to a Roman enamel dial (rim chips and hairlines) with sunk subsidiary seconds and blued steel spade hands in a hinged and polished case with presentation engraved back cover with import marks for London 1919, sponsor's mark GS, 2093485, width 50mm