Seiko Men's SUN007 Kinetic Black Ion watch

Maintenance just done on watch Kinetic movement; functions without a battery; powers Kinetically with the movement of your arm Strong Hardlex crystal protects dial from scratches Case diameter: 45.5 mm Stainless steel case; black dial; date function Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving.