The Navy SEAL Steel RSC series is manufactured using three materials: Rubber, Steel and CARBONOX™ (RSC). A 316L Stainless steel iconic turtle shape case is designed to protect the crown. A CARBONOX™ uni-directional rotating bezel is a divers essential and a double security gasket further ensures water resistance and overall performance. The black dial with white indices and hands, along with the red second hand is easily legible. Luminox Light Technology ensures at-a-glance visibility.