As one the most popular watches, Quality Roger Dubuis Excalibur Mens EX45 78 9 971R Automatic Black Rubber watch is very hot. It has very powerful Automatic which guarantee it has reliable performance. In addition to great quality, the Round shape watch has great Stainless Steel case, stylish Black Rubber bracelet and readable Silver dial. The 45mm Mens watch also comes with innovative design and water resistant function.