The Guess Men's Black/Gunmetal Multi-function Watch is ideal for the man on the busy days. This watch, with its sleek black and gunmetal design, rectangle case, and nylon/silicone band, is both classy and practical. With an analogue display, 50M water resistant, and reliable quartz movement. The 1-year warranty and mineral glass material increase its durability. To keep it looking its best, use a cotton cloth to clean the dial.