PATEK PHILIPPE REF 3971E YELLOW GOLD
Patek Philippe, Genève, No.875379, case No. 2851214, Ref. 3971E. Sold on July 18, 1989.
Very fine and very rare, astronomic, 18K yellow gold wristwatch with round button
chronograph, registers, perpetual calendar, moon phases and an 18K yellow gold Patek
Philippe buckle. Accompanied by the Patek Philippe fitted box and the Extract of the
Archives.
Two-body, solid, polished, fluted lugs, concave bezel, transparent case back, sapphire
crystals.
Matte silver with applied yellow gold baton indexes, outer minutes/seconds divisions,
auxiliary dials for the seconds, the 24 hours, the 30 minute register, the leap
year and the days of the month, apertures for the days of the week, the months and the
moon phases. Yellow gold feuille hands.
Cal. 27-70 Q, stamped with the Seal of Geneva Quality Mark, rhodium-plated,
fausses cotes decoration, 24 jewels, straight-line lever escapement, Gyromax balance
adjusted for heat, cold, isochronism and 8 positions, shock absorber, self-compensating
free-sprung Breguet balance spring.