Important Collectors’ Wristwatches, P...

Geneva, Nov 16, 2008

LOT 340

Perpetual Calendar GMT Ulysse Nardin, "Perpetual Calendar- GMT Chronometer", No. 451/500, Ref. 329-80. Made in a limited edition of 500 pieces, sold on December 18th, 2002. Very fine, self-winding, water-resistant, two time zone, platinum chronometer wristwatch with perpetual calendar, 24-hour day and night indication and an 18K white gold Ulysse Nardin deployant clasp. Accompanied by a fitted box, certificate and booklet.

C. Three-body, solid, polished, transparent case back with 6 screws, blue enamel screwed-down crown with UN logo, fluted curved lugs, olive-shaped push buttons at 4 and 8 to independently adjust the hour hand forwards or backwards for different time zones. D. Two-tone, engine-turned silver with applied white gold baton indexes and luminous dots, apertures for the date, the days of the week, the months, guilloche subsidiary seconds dial at 9, outer 24-hour graduation for the second time zone. Luminous blued feuille hands, luminous arrow hand for the 24-hour indication. M. Cal. UN 32, rhodium-plated, fausses cotes decoration, 34 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring. Dial, case and movement signed. Diam. 40 mm. Thickness 13 mm.