Mens Multi Function Business Luminous HourClock Boys Casual Dress Sport Wristwatch Calendar Watches Black Imported Japanese movement Made of Calfskin band with buckle closure and date window Round watch with easy-to-read oversized hour markers on dial and date window Water resistant up to 3 ATM (Suitable for everyday use. Splash/rain resistant. NOT suitable for diving, swimming, snorkeling, water-related work) When you see from different perspective, the color of the lens will be transform between blue and transparent