Invicta Men's Pro Diver 14512 Swiss quartz movement Case diameter: 50 mm Chronograph functions with 30 minute, 60 second, and day of the week subdials; date window at 4:00 Black dial with brown border, silver tone, brown and white hands and silver tone and white Arabic numerals; luminous; unidirectional stainless steel with black and brown top ring; screw-down crown and pushers; exhibition case back Water resistant to 990 feet (300 M):suitable for scuba diving to a depth of 30 meters for up to 2 hours