Important Modern and Vintage Timepieces

New York, Jun 12, 2012

LOT 223

JACOB & CO. FOUR TIME ZONES, FOUR TOURBILLONS TITANIUM PIECE UNIQUE Jacob & Co., Swiss, Napoleon Quadra, Unique Piece. Made in 2009. Unique and unusual, extra-large, polished titanium, water-resistant, four time zone wristwatch with four visible one-minute tourbillons, back winding and a Jacob & Co. polished titanium double deployant clasp. Accompanied by a fitted box, certificate, and humidor accessories.

C. Four-body, massive, polished, curved bezel with 10 special screws in red bulletshaped fi xings, large skeleton scrolled lugs, four hand-setting crowns for the four time zones, transparent back with 12 special screws, four-arm winding wheel winding all four barrels simultaneously, sapphire crystals. D. Transparent and skeletonized with four subsidiary dials indicating the time in Moscow, New York, Los Angeles and London, hour and minute indexes, apertures for the tourbillons. Red arrow hands with luminous tips. M. Cal. 8082, matte gray, 78 jewels, traction by four barrels, each one-minute tourbillon regulator with lateral lever escapement, monometallic balance adjusted to 5 positions, self-compensating fl at balance spring, index regulator, brushed steel cage in the form of the Jacob & Co. logo, brushed steel bridge. Dial, case and movement signed. Diam. 56 mm. Thickness 17 mm.