Year of manufacture1111
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.