Important Modern & Vintage Timepieces

New York, Dec 15, 2015

LOT 137

IWC REF 3770 GRANDE COMPLICATION PLATINUM International Watch Co., Schaffhausen, "Grande Complication," No. 08/50, case No. 2832162, Ref. 3770. Made in a limited edition of 50 pieces in 2001. 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.

Three-body, solid, polished, case back with 6 screws, inclined bezel, curved straight lugs, screwed-down winding crown, sapphire crystal. 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. Cal. 79091, rhodium plated, fausses cotes decoration, 68 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring, repeating on gongs activated by a slide on the band.