With Patek Philippe Extract from the Archives confirming production of the present watch in 1948 and its subsequent sale on January 17th of the following year.
To the best of our knowledge, this watch has never before been offered in public.
Patek Philippe produced the reference 1518 from 1941 until approximately 1954. This now treasured and collectible timepiece was the first perpetual calendar chronograph wristwatch to be manufactured in series by any firm in the world. It was succeeded by the reference 2499. Only 281 examples of this renowned wristwatch were made in total.
Examples of the reference 1518 are illustrated in Patek Philippe Wristwatches by M. Huber & A. Banbery, 1988, plate 386, p. 231.