Seiko Men's 5' Japanese Automatic Stainless Steel Casual Watch, Color:Black (Model: SNZH27) Precise 23-jewel Japanese-automatic movement; functions without a battery; powers automatically with the movement of your arm Durable mineral hardlex crystal; brushed and polished black ion-plated stainless steel case and bracelet Day function in english and spanish; date function Black dial with white hands, dot hour markers and arabic numerals; luminous; red sweeping second hand; exhibition case back Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving