11,520 HKD
Ulysse Nardin, No. 2144. Made circa 1980. Fine, nickel-cased keyless pocket watch. To be sold without reserve Three-body, "bassine et filets", polished, transparent back. White, blue radial Roman numerals, outer minute track, subsidiary seconds. Blue lacquered spade hands. Cal. 20.1, rhodium plated, 19 jewels, straight-line lever escapement, cut bimetallic compensation balance, blued steel Breguet balance spring with terminal curve, swan-neck micrometric regulator. Dial and movement signed. Diam. 57 mm. Notes What is a split-seconds chronograph? Asplit-seconds chronograph, or 'rattrapante', is a type of chronograph watch with two coaxial superimposed center-seconds hands that are controlled by two push-buttons. One push-button controls the split-seconds hand to stop or join the chronograph hand. The other push-buttons control both hands and all the chronograph functions. The chronograph and split-seconds hands are used for timing several events that start simultaneously, but are of different durations. To operate the split-seconds chronograph, both hands are started and remain superimposed. Then at the end of the first duration, the split-seconds hand can be stopped while the chronograph hand continues to move. The duration of the first event can be read. After recording, the split-seconds hand can be released to instantly move and join the chronograph hand, synchronizing with it and thus being ready for another recording. At the end of each event the hands then can Read more…
Auctioneer:
Antiquorum
Date:
2008-06-08
