Invicta Men's 7180 Signature Collection Pro Diver Two-Tone Automatic Watch Quality Japanese Automatic movement; Functions without a battery; Powers automatically with the movement of your arm Durable mineral crystal; brushed and polished two tone stainless steel case and bracelet Date function White dial; luminous hands and hour markers; magnified date display; gold tone bezel; exhibition case back; screw down crown Water resistant to 660 feet (200 M): suitable for recreational scuba diving