Open face 18k yellow gold pocket watch, Switzerland around 1890, 2-cover gold case, enamel dial with Roman numerals & red minutes, bar movement in high quality, wolf's tooth winding, compensation-balance with blued Breguet balance-spring, lever with counterbalance, escape wheel under end stone, diameter approx. 47 mm, weight approx. 89g, back cover with monogram, edge slightly dent, 1 movement fixation-screw missing, glass damaged, otherwise condition 2-3