Patek Philippe Celebrates the 40th Anniversary of the Nautilus

2016 marks the 40-year anniversary of 1976's infamous Nautilus, a milestone Patek Philippe is celebrating with two limited-edition takes on the iconic timepiece. In both cases, the watches employ specially branded blue PVD-coated 18K yellow gold sunburst dials and diamond hour markers while the 5711/1P comes with a 40mm platinum case and in-house 24 S C movement with a 45-hour power reserve. The 5976/1G, on the other hand, sports a 44mm white gold case and features a caliber CH 28-520 C movement...