Stuhrling Original Men's 600.01 Aviator Multifunction Stainless Steel Watch Round watch featuring logoed dial with luminous hands and textured subdials for day, date, and 24-hour chronograph functions 42 mm stainless steel case with Krysterna crystal dial window Swiss quartz movement with analog display Textured rubber band with buckle closure Water resistant to 50 m (165 ft): In general, suitable for short periods of recreational swimming, but not diving or snorkeling