GOHUOS Men's Sport Leisure PU Leather Band Analog Quartz Casual Wrist Watch-Brown Imported Quality PU leather band design, durable and pratice, gives you a new classic definition. Japanese Quartz Movement, provide precise and accurate time keeping; Sport outlook, alloy case, quality scratch resistant glass.(Two decoration sub dials, non functional.) Living waterproof design (Not suitable for swimming, diving, shower etc) If the pointers do not luminous, plesae put the watch under the sunlight or use a strong light lighting it for some time.