their categories. The 5130 World Time watch for example is a masterpiece that invites one to study its dial in great detail. With a unique ring shaped hour hand, this World Timer harkens back to the classic Patek Philippe designs of the 1940's. The 5146 Annual Calendar watch in white gold is another fine example of Patek's abilty to provide sophisticated complications in a fine timepiece while maintaining the classic and tasteful style for which Patek is famous. The Patek Philippe Complicated watches are a true sign of Patek Philippe's innovation and watchmaking foundations as an admired timepiece company.