Important Collectors' Wristwatches, P...

New York, Jun 10, 2010

LOT 117

Zenith Grande Chronomaster XXT Tourbillon Zenith, ?Grande Chronomaster XXT Tourbillon El Primero, Millesime 2006?, No. 21/50, Ref. 65 1260 4005. Made in a limited edition of 50 examples in 2006. Very fine, very large, self-winding, water-resistant, 18K white gold wristwatch with visible one-minute tourbillon regulator, oval button chronograph, registers, date and an 18K white gold Zenith deployant clasp. Accompanied by its original fitted box, temporary warranty card and instruction booklet.

C. Three-body, solid, polished, stepped bezel and lugs, transparent case back with 8 screws, sapphire crystals. D. Two-tone satiné silver with applied oversized pink gold faceted dart indexes, off-center guilloché silver dial for the hours and minutes with outer frosted gilt ring with fifths of a second divisions, subsidiary dials for the 12-hour and 30- minute registers, aperture at 11 for the visible tourbillon regulator under a polished and faceted pink gold bridge, surrounded by the date ring. Pink gold dauphine hands. M. Cal. El Primero 4005, rhodium-plated, fausses cotes decoration, 35 jewels, straight line lever escapement with visible oneminute tourbillon regulator with satin-finished steel cage, monometallic balance, shock absorber, self-compensating flat balancespring, 22K gold rotor. Dial, case and movement signed. Diam. 45 mm. Thickness 14 mm.