The Seiko Coutura SSC811 has a 45mm diameter black PVD stainless steel case with an integrated rubber strap with a black PVD buckle. The watch is powered by a Seiko solar-powered caliber V192 quartz movement that recharges when exposed to light. It has an outstanding 10 month power reserve when fully charged (no need for battery changes). The watch also features a black waffle pattern dial with luminous hands and luminous dots at 3-6-9-12:00 hour markers. The watch has 60-minute stopwatch function, a 24-hour sub-dial and a power reserve indicator on the dial. A tachymeter scale is provided on the bezel and a scratch resistant sapphire crystal keeps your watch looking new for years to come.