Important Modern and Vintage Timepieces

Geneva, Mar 11, 2012

LOT 422

ULYSSE NARDIN SONATA CATHEDRAL DUAL TIME Ulysse Nardin, "Sonata Cathedral Dual Time", No. 020, Ref. 660-88. Sold on June 25, 2006. Production of this reference started in 2003. Very fine and unusual, large, thick, center seconds, two crowns, self-winding, water-resistant, two-time-zone, 18K white gold wristwatch with 24-hour alarm function, alarm countdown, large date and an 18K white gold Ulysse Nardin deployant clasp. Accompanied by guarantee and Bulletin de Marche.

C. Three-body, solid, polished and brushed, fl uted stepped lugs, protected blue enamel crown with UN logo, case back with 6 screws engraved with the ?Sonata? logo, push button at 4 to adjust the hour hand backward and at 8 to adjust it forward, crown at 9 for the on/off alarm function and for the date setting. D. Silvered, partial vertical fausses cotes decoration and partial blue sector, outermost applied white gold dart indexes and luminous dots, subsidiary dials for the 24-hour alarm countdown, the alarm setting, the 24-hour second time zone, apertures for the large 2- digit date and the alarm?s centrifugal governor under a blued steel bridge. Luminous blue and yellow steel fancy hands, yellow hand to switch the alarm function on or off. M. Cal. UN-67, rhodium-plated, fausses cotes decoration, 109 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating fl at balance spring, alarm repeating on gong, automatic adjustment of alarm function and alarm countdown when a time-zone is changed, special patented mechanism to adjust the hour hand backward and forward. Dial, case and movement signed. Diam. 42 mm. Thickness 13 mm.