With Patek Philippe Certificate of Origin dated May 27, 1957, and fitted Patek Philippe presentation case. Further accompanied by a Patek Philippe Extract from the Archives confirming production of the present watch in 1956 and its subsequent sale on May 27th of the following year.
To the best of our knowledge this watch has never before been offered in public.
The large Calatrava model reference 570 was introduced into the market in 1938, featuring either subsidiary or sweep center seconds. The sweep center seconds version was produced in two series: the first with a 12 SC movement that was in production until 1950, the second with calibre 27 SC, such as the present watch, from 1950 until 1970.