ULYSSE NARDIN H.S.2 rare chronometer deck watch for the British Navy in screwed down sterling silver case no. 29575 in original wooden-box, Switzerland around 1940, smooth case, screwed down case back with military- engraving, enamel dial with Roman numerals, 1/5-scale for sweep seconds, blued original hands, gold-plated bar construction lever movement with big Guillaume-balance, Breguet balance-spring, Kurven-precision adjustment, indirect central second, diameter approx. 56 mm, condition 2, property of a collector