If there was ever a watch that defined a brand it is the Khaki line for Hamilton. They have actually imparted the "Khaki" name on scores of watches, but the Field Khaki is the basic original military watch that started read more.
hamilton khaki aviation x-wind automatic. This is the smartest watch I own. Quite heavy, and not suitable for every situation (running etc) but I love how it looks and the heritage of the Hamilton brand.