As one the most popular watches, Luxury Mens Longines Grande Classique L36364700 Swiss Automatic Black Calfskin watch is very hot. It has very powerful Swiss Automatic which guarantee it has reliable performance. In addition to great quality, the Round shape watch has great Stainless Steel case, stylish Black Calfskin bracelet and readable Silver dial. The 43 millimeters Mens watch also comes with innovative design and water resistant function.