Mens Patek Philippe Calatrava Quality 3468J Manual Wind Yellow 18k Yellow Gold (aftermarket) watch helps you become more charming. This Round watch powered by Manual Wind movement is great in quality and innovative in design. 18k Yellow Gold case is very solid and good looking. Yellow 18k Yellow Gold (aftermarket) bracelet is very modish. And Champagne dial is easy to read. The Mens 36mm watch can resistant water in some degree, but we suggest you not wear it while swimming or showering.