Produced between 1962 and 1982, the Patek Philippe ref. 3448 is Patek Philippe’s first automatic perpetual calendar wristwatch. This model embodies innovation and technical complexity, with a mechanism thataccurately displays the date, including leap years, without the need for hand-winding until 2100.

Around 586 pieces were produced, mainly in yellow gold, although there are some rare versions in white gold and platinum. The design o f the 3448 is remarkable forts simplicity and elegance. The 37.5 mm case, conceived by renowned designer Gilbert Albert, features c lean lines and a slim bezel, while the opaline dial displays baton hour markers and a clear presentation of complications. The caliber 27-460 Q movement is considered one of the most sophisticated and precise of its time.