IWC REF 377017 GRANDE COMPLICATION PLATINUM
International Watch Co., Schaffhausen, "Grande Complication," No. 05/50, case No.
3192134, Ref. 377017. Made in a limited edition of 50 pieces in 2006.
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.
Three-body, solid, polished, case back with 6 screws, inclined bezel, curved straight
lugs, screwed-down winding crown, sapphire crystal.
Black with applied white 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. White gold duaphine 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.