American Waltham Watch Co., open face 'sidewinder' (winder at 3 o' clock) pocket watch, c.1890, 55 mm gold plated screw back case, signed white enamel dial with sunken centre, Roman numerals railtrack minutes, red Arabic 5 minute divisions, sunk subs seconds dial at VI. Stem wind lever movement. Fine full plate movement, fully jewelled, with micrometer, signed and numbered 4725424.