Excellent Quality Patek Philippe Calatrava Mens 5127g Automatic Black Leather will be a nice addition for your collection. It employs Automatic movement and has great BlackLeather bracelet which looks very classic. It also comes with great White dial. You must love this White Gold case watch, because of its captivating Round. The 37.0 mm Mens watch can resist water in some degree, but you’ better put it away from water to prolong its working life.