A bold, adventurous display of time for today's man from Nike... outstanding Oregon series chronograph is rugged and masculine in durable, lightweight aluminum. Highly pronounced, polished aluminum case is presented on the high-performance black strap. Integrated bezel frames the black dial with four white subdials, luminous hands and hour markers. 1/10th of a second, small-seconds, 60-minute and 24-hour registers. Water resistant...not intended for immersing in water.