Patek Philippe Perpetual Calendar 3448J

Brand Patek Philippe, Geneva Model perpetual calendar; so-called “Padellone” or “Large Frying Pan” Year circa 1970 Reference 3448 J Movement No. 1 119 140 Calibre 27-460 Q, self-winding, 37 jewels Case No. 325 496 (by Antoine Gerlach, Geneva) Material/s yellow gold (18-carat) Bracelet black leather strap Buckle yellow gold (18-carat) PP pin-buckle Dimensions Ø 37.2 mm. Thickness 11.9 mm Weight 68 gr. (approx.) Signature dial, case and movement Accessories Extract from the Archives *An additional 0.9% surcharge applies to the hammer price for local delivery only. Patek Philippe Ref. 3448 J, large self-winding, perpetual calendar à guichets (with apertures), moon phases, silver dial; so-called “Padellone” or “Large Frying Pan”; yellow gold (18-carat) The first self-winding wristwatch with a perpetual calendar to be produced in series. Yellow gold (18-carat), self-winding, round-shaped, large gentleman’s wristwatch, with five horological complications: • Half-instantaneous perpetual calendar à guichets (with apertures) • Date of the month (subsidiary dial at 6 o’clock) • Day of the week (aperture at 11 o’clock; indications given in English) • Month of the year (aperture at 1 o’clock; indications given in English) • Phases of the moon (aperture at 6 o’clock) Case: three-piece, polished and satin-finish, large inclined bezel, snap-on case-back; polished “Calatrava” winding-crown. Dial: silver colour, with yellow gold applied radiating lapidated “Bâton” indexes; yellow gold “Dauphine” hands. Movement: calibre 27-460 Q, 37 jewels, free-sprung Gyromax balance, self-compensating Breguet hairspring, yellow gold (18-carat) rotor, adjusted to heat, cold isochronism and 5 positions, Geneva Quality Hallmark (“Poinçon de Genève” / Geneva Seal). The Extract from the Archives, dated January 16, 2023, mentions that this watch was made in 1970 and sold on September 8, 1970.