Important Modern & Vintage Timepieces

Geneva, Nov 11, 2012

LOT 7

ZENITH, REF. 18 1260 4021. PINK GOLD EL PRIMERO CHRONOMASTER OPEN Zenith, ?ChronoMaster Open - El Primero?, Ref. 18 1260 4021. Sold on September 18th, 2004. Fine, large and heavy, self-winding, water-resistant, 18K pink gold wristwatch with square button chronograph, register, tachometer, power-reserve indication, visible escapement and a Zenith 18K pink gold deployant clasp. Accompanied by a Zenith warranty (now void) and service document dated 2009.

C. Two-body, solid, polished, stepped bezel and lugs, transparent case back with 8 screws, sapphire crystals. D. Guilloché silver with applied pink gold radial Roman numerals on a plain reserve, subsidiary dial for the 30-minute register, outer tachometer graduation, sector for the power-reserve indication, large aperture to view the escapement and 4th wheel with three-arm seconds hand. Pink gold dauphine hands. M. Cal. 4021, rhodium-plated, oeil-de-perdrix decoration, 39 jewels, straight line lever escapement, monometallic balance, shock absorber, self-compensating fl at balancespring, 22K gold rotor. Dial, case and movement signed. Diam. 45 mm. Thickness 14.2 mm.