MW620H-1AHeavy duty, with a touch of radiance. The wide case, measuring 46. 1 mm, features high visibility bar index marks to ensure an easy read. The sun ray dial is a striking complement to the bezels metallic finish, coming together in a design that is bold and tough. As much function as design, water resistance up to 100 metres, three year battery life, LED backlight, and more deliver what you need on your most active days.