PATEK PHILIPPE REF. 3970 PERPETUAL CALENDAR CHRONOGRAPH WITH
CHAMPAGNE GOLD DIAL RETAILED BY BEYER YELLOW GOLD
Patek Philippe, Genève, Ref. 3970E, retailed by Beyer Chronometrie. Made in 1997, sold July 14th. 1998.
Very fine and rare, astronomic, water resistant, 18K yellow gold wristwatch with round button
chronograph, register, perpetual calendar and moon phase with a Patek Philippe yellow gold deployant
clasp. Accompanied by the original fitted box, Certificate of Origin, solid 18K gold case back, setting pin
and booklets.
Three-body, solid, polished, screwed-down transparent case back, concave bezel, curved and
fluted lugs, sapphire crystals.
Champagne with applied yellow gold bâton and pyramid indexes, subsidiary guilloché dials for
the seconds and the 24 hours, the 30-minute register and the leap year, graduation for the days of
the month, outer 1/5th seconds scale, aperture for the days of the week, the months and the moon
phases. Yellow gold baton hands.
Cal. 27- 70 Q, stamped with the Seal of Geneva quality mark, rhodium-plated, fausses côtes
decoration, 24 jewels, straight-line lever escapement, Gyromax balance adjusted to heat, cold,
isochronism and 8 positions, shock absorber, self-compensating free-sprung Breguet balance spring.