18K gold case, 55 mm diameter. Three covers, with the initials "GJ" engraved on the front cover. White enamel dial with Roman numerals and subsidiary seconds dial at six o'clock. Manual wind movement. 150.2 g. Condition: Working at the time of cataloging. No further guarantee is offered. Category: Clocks & Watches/Pocket & Stop Watches Estimate: 4300 EUR