PATEK PHILIPPE REF 3945 PERPETUAL CALENDAR YELLOW GOLD
Patek Philippe, Genève, No. 770479, case No. 2831038, Ref. 3945/1. Made in 1990.
Extremely fine and rare, self-winding, 18K yellow gold wristwatch with perpetual
calendar, moon phases and an integral 18K yellow gold Patek Philippe mesh
bracelet.
Two-body, solid, polished, concave stepped bezel, snap-on case back,
recessed winding crown, sapphire crystals.
Matte silver with applied yellow gold faceted baton and pyramidal indexes,
outer dot minute divisions, subsidiary dials for the days of the month, of the
week, the months, the 24 hours and the leap year, aperture for the moon
phases. Yellow gold dauphine hands.
Cal. 240 Q, stamped with the Seal of Geneva quality mark, rhodium-
plated, fausses cotes decoration, 27 jewels, straight-line lever escapement,
Gyromax balance adjusted to heat, cold, isochronism and 5 positions,
shock absorber, self-compensating free-sprung flat balance spring,
22K gold micro-rotor.