The Patek Philippe reference 5990 is one of the most technically accomplished models in the Nautilus collection, combining the iconic sports-luxury design with both a flyback chronograph and the practical Travel Time complication. Introduced in 2014, the 5990 is powered by the automatic in-house Calibre CH 28-520 C FUS, integrating a column wheel flyback chronograph with Patek Philippe's innovative dual time zone mechanism. Local and home time are displayed using independently adjustable hour hands, while the date automatically synchronises with local time and discreet day/night indicators provide additional travel functionality.

Produced in stainless steel, rose gold and, more recently, white gold, the reference 5990 represents one of the most versatile and sophisticated Nautilus models ever created. Its balanced dial, integrated bracelet and exceptional mechanical complexity combine sporting elegance with genuine everyday practicality, making it one of Patek Philippe's most sought-after contemporary references. Celebrated for its outstanding craftsmanship, technical innovation and timeless design, the 5990 is regarded as one of the flagship models within the modern Nautilus collection.