Invicta Men's 6871 Reserve Collection Automatic Diamond Accented Two-Tone Watch Precise 26-jewel Swiss-automatic movement; functions without a battery; powers automatically with the movement of your arm Durable flame-fusion crystal; brushed and polished two tone stainless steel case and bracelet Date function Red dial with luminous hands, 8 diamond hour markers; magnified date window; sweeping second hand; red unidirectional bezel; screw-down crown; exhibition case back Water-resistant to 1,640 feet (500 M)