Importantes Montres de Collection

Geneva, Nov 13, 2011

LOT 459

IWC REF. 3770 GRANDE COMPLICATION NO. 45, PLATINUM International Watch Co., Schaffhausen, "Grande Complication," No. 45/50, Ref. 3770. Made in a limited edition of 50 pieces in 1994. Very fine and extremely rare, important, minute-repeating, self-winding platinum wristwatch with square button chronograph, registers, secular perpetual calendar, moon phases and a platinum IWC buckle. Accompanied by the original fitted wooden box, blank guarantee, booklet, Certificate and a book: The Grand Complication by IWC.

C. Three-body, solid, polished, case back with 6 screws, inclined bezel, curved straight lugs, screwed-down winding crown, sapphire crystal. D. White enamel with applied yellow gold baton indexes, subsidiary dials for the seconds, the 12-hour and 30-minute registers, the date, days of the week, and the months, apertures for the four-digit year and the phases of the moon. Yellow gold baton hands. M. Cal. 79091, rhodium plated, fausses cotes decoration, 68 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating fl at balance spring, repeating on gongs activated by a slide on the band. Dial, case and movement signed. Diam. 42 mm. Thickness 16 mm.