Important Modern & Vintage Timepieces

Geneva, May 13, 2012

LOT 462

PATEK PHILIPPE, REF. 844, AMERICAN DIGITAL PERPETUAL CALENDAR & MINUTE REPEATER Patek Philippe, Genève, movement No. 861093, case No. 317101, Ref. 844. Movement made in 1947, completed and cased in 1973, sold on December 1st, 1980. Extremely fine, very rare and elegant, 18K yellow gold, keyless, minute repeating dress watch with digital "American" perpetual calendar and moon phases. Accompanied by the Extract from the Archives.

C. Three-body, "variée carrure plate", polished and brushed, stepped bezel. D. Brushed silver with applied yellow gold baton indexes, outer minute divisions, aperture for the days of the week, the months and the date, subsidiary seconds concentric with moon phase aperture. Yellow gold dauphine hands. M. 17???, rhodium-plated, fausses cotes decoration, 29 jewels, wolf?s tooth winding, counterpoised straight-line lever escapement, monometallic balance adjusted to heat, cold, isochronism and fi ve positions, self-compensating Breguet balance spring with swan-neck micrometer regulator, repeating on gongs activated by a slide in the band. Dial, case and movement signed. Diam. 51 mm.