Mens Multi Function Business Quartz Watch Water Resistant Sport Watches Blue Six-pin Stopwatch Imported Japanese movement It's runing with Six-pin,You can use it as a stopwatch Made of Calfskin band with buckle closure and date window when you see from different perspective, the color of the lens will be transform between blue and transparent Water resistant up to 3 ATM (Suitable for everyday use. Splash/rain resistant. NOT suitable for diving, swimming, snorkeling, water-related work)