Ref:3971E, Case No.2870012, Movement No.875483, Made 1989, Sold January 18th, 1990
24-jewel Cal.27-70Q manual wind chronograph movement adjusted to heat, cold, isochronism and 8 positions and signed Patek Philippe on the bridge, Gyromax balance with shock-absorption, gloss black dial with diamond dot hourly markers and outer white printed white seconds track, rose gold Fieulle hands and black chronograph hand, white printed subsidiary dials for running seconds and 24 hour indication, 30 minute register with leap year indication and date combined with moon phases, date date apertures at 12, round polished rose gold case screw on glazed exhibition back, setting buttons on the band between the lugs at 12 and 6, down-turned lugs, round twin chronograph pushers flanking the crown, fitted factory leather strap with 18ct rose gold Patek Philippe buckle, together with fitted Patek Philippe presentation box, Patek Philippe setting tool, together with Extract from Archives and leather wallet, case, dial and movement signed
36mm.