This 18K white gold Patek Philippe Calatrava Pilot Travel Time Ref 5524G-001 is rated 9.9 out of 10 , with box and paper dated in December 2015. This watch is extremely hard to get and has a very low production estimate. It is highly collectible. The watch is fitted on a high quality 3rd party bund strap to enhance its pilot looks, and comes with original strap with white gold buckle. With box, paper, and setting pin.