5004J, Perpetual Calendar Split Seconds Chronograph, Yellow Gold AOPA The 25681 was a daring

The 25681 was a daring design based on the 36mm calendar

Initially released in 3 metals

the Tourbillon is regarded as emblematic of the very best of Parmigiani Fleurier's early efforts

It sports an asymmetrical salmon dial aimed to capture the light of early winter mornings

5004J, Perpetual Calendar Split Seconds Chronograph, Yellow Gold AOPA The 25681 was a daringA ref. 5004J, the first production Perpetual Calendar Split Seconds Chronograph, an ultimate conclusion to the development of complicated Lemania architecture. Out of an estimated 1000 examples made across all metals, roughly 300 are thought to be in yellow gold. Reportedly hailed by Philippe Stern as the 'spiritual successor to the 2499', the 5004 is easily amongst the most important and desirable Patek Philippe models ever made. The 5004 embodies a