Patek Philippe Yellow Gold Perpetual Calendar Watch Ref. 3940

The Patek Philippe Perpetual Calendar, ref. 3940 is among our personal favorites references. An icon of vintage Patek Philippe, and the preferred watch of the brands previous leader, this reference has solidified its place in horological history. This particular yellow gold example is in fantastic original condition. This watch is a late second series example, identified by the slightly sarifed subdial text, display caseback and location of Omega Swiss Omega logo at 6 oclock. This watch comes with an Extract from the Archive at Patek Philippe confirminig a manufacture and sale date in 1991.