Important Collector's Wristwatches, P...

New York, Sep 17, 2009

LOT 51

Steel Spiral One Dubey & Schaldenbrand, ?Spiral One,? No. 484. Made in the 2000s. Fine, self-winding, water-resistant stainless steel wristwatch with oval-button chronograph, vintage spiral spring, registers, date and a Dubey & Schaldenbrand stainless steel buckle. To be sold without reserve

C. Three-body, polished, rounded bezel, central mobile lugs, screwed bars, transparent case back, cabochon sapphire-set winding crown, sapphire crystal. D. Guilloche silver with printed radial Roman numerals, outer minute / seconds divisions with 5-minute/seconds Arabic markers, subsidiary dials for the seconds, the 30-minute and 12-hour registers, aperture for the date between 4 & 5. Luminous steel alpha hands, chronograph hand connected via a vintage blued steel spiral-coiled spring mounted on the cannon pinion pipe in the dial center. M. Cal. 7750, hand-engraved gilt, 25 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring, micrometer regulator. Dial, case and movement signed. Diam. 40 mm. Thickness 14 mm. Property of an East Coast collector