An 18K gold key wind open face chronograph pocket watch Date: Sheffield Hallmark for 1907 Movement: Marine Decimal Chronograph, Movement No.33550, Gilt 3/4 plate English lever movement with cut and compensated bi-metallic balance Dial: White enamel with black Roman numerals, black outer minute and 0-300 scales, gilt spade hands with blued steel centre hand Case: Polished with cartouche to caseback, start/stop slide at 2 Size: 50mm Weight: 95g gross Accompaniments: leather covered case with velvet lining For further information on this lot please visit Bonhams.com For further information about this lot please visit the lot listing