Invicta Men's 5832 Subaqua Noma III Automatic Chronograph Stainless Steel Watch Quality 25-jewel Swiss-automatic movement; functions without a battery; powers automatically with the movement of your arm Durable flame-fusion crystal; brushed and textured stainless steel case and bracelet with gunmetal center links Chronograph functions with 60 second, 30 minute and 12 hour subdials; day and date function Black perforated dial with luminous silver-tone hands; unidirectional outer bezel; tachymeter on inner bezel; screw-down crown with protective clasp; screw-down pushers; limited edition; exhibition case back Water-resistant to 1,640 feet (500 M)