Important Collectors’ Wristwatches, P...

Geneva, Hotel Du Rhone, Apr 02, 2006

LOT 371

Ref. 1 ?Platinum? Urban Jürgensen, Copenhagen, Reference 1. Made in the 1990s. Very fine and rare, astronomic, selfwinding, water-resistant, platinum gentleman?s wristwatch with square button chronograph, registers, 50-hour autonomy, triple date calendar, moon phases with a steel and platinum Urban Jürgensen deployant clasp.

C. Two-body, solid polished and brushed, rounded stepped bezel, screwed-down case back, teardrop lugs, sapphire crystal. D. "Guilloché" silver with painted radial Roman numerals on an outer plain reserve, subsidiary silver ring dials for the seconds, the 12-hour and 30- minute registers, apertures for the days of the week, of the month, the months and the moon phases. Blued steel "Breguet" hands. M. Cal. 410Z, signed Zenith Chronomaster, rhodium plated, 31 jewels, straight line lever escapement, Glucydur balance, shock-absorber, self-compensating flat balancespring. Dial and case signed. Diam. 40 mm. Thickness 12 mm.