Important Collectors' Wristwtches, Po...

New York, Sep 26, 2007

LOT 228

?Single Button Chronograph? Ulysse Nardin, Le Locle, Swiss, ?Chronograph Monopusher - 175ème anniversaire?, No. 22/175, Ref. 380-22. Made in a limited edition of 175 pieces to celebrate the 175th anniversary of the Ulysse Nardin firm in 1998. Very fine and rare, water-resistant, 18K white gold medical wristwatch with coaxial single-button chronograph, register, pulsometer and a white gold Ulysse Nardin buckle. Accompanied by a fitted box and certificate.

C. Three-body, solid, polished, case back with 4 screws and embossed with a portrait of Ulysse Nardin, concave lugs, sapphire crystal. D. White with painted Breguet numerals, subsidiary seconds and 30-minute register dials, outer red pulsometer graduation. Blued steel "spade" hands. M. Cal. UN 38, rhodium-plated, "fausses côtes" decoration, 21 jewels, straight-line lever escapement, monometallic balance, shock absorber, selfcompensating flat balance spring, the coaxial single button on the winding crown for start/stop and return-to-zero. Dial, case and movement signed. Diam. 37 mm. Thickness 10 mm.