Luxury Mens IWC Portuguese IW544401 Manual Wind Black Crocodile Leather watch helps you become more charming. This Round watch powered by Manual Wind movement is great in quality and innovative in design. Stainless Steel case is very solid and good looking. Black Crocodile Leather bracelet is very modish. And White dial is easy to read. The Mens 43mm watch can resistant water in some degree, but we suggest you not wear it while swimming or showering.