The A-1R Field Comfort was developed to offer extreme light weight comfort combined with long lasting durability in a classic, traditionally sized 36 mm case size... weighing in at an amazing 1.3 oz. / 38 grams. At the core of the design, is our U.S. Patented super lightweight and rugged fiber reinforced polycarbonate Unibody case that is linked to our ultra smooth to the touch U.S. Patented Comfort-Webb band. A go to watch that will last and one that you won't even know you're wearing.