Watchuwant is now WatchBox! Subscribe for the best luxury watch content. Patek Philippe Calatrava Complication (50851A001) self-winding automatic watch, features a 37mm stainless steel case surrounding a black dial on a stainless steel bracelet with folding buckle. Functions include hours, minutes, small-seconds, date, moon phase and power reserve indicator. See this 37mm stainless steel Patek Philippe "Neptune" - Complications Ref. 5085/1A-001 in high-resolution images on our website, https://www.thewatchbox.com/watches/patek-philippe Instagram: https://www.instagram.com/watchbox/ WatchBox Main Channel: https://www.youtube.com/WatchBoxReviews Video and content by Tim Mosso and Pheline Jerome.