Invicta Men's 11837 Subaqua Noma III Analog Display Swiss Quartz Red Watch Swiss quartz movement Case diameter: 50 mm Chronograph functions with 30 minute, 60 second, and 1/10 second subdials; date window at 4:00 Red dial with red and white hands and hour markers; flame-fusion crystal; luminous; unidirectional black ion-plated stainless steel bezel; screw-down pushers and crown with security bar Water-resistant to 500 M (1640 feet)