Thickness: 13mm Special features: Luminous, Chronographe, calendar, Countdown Buckle style: butterfly double snap-fastener Dial diameter: 44mm Dial shape: round Waterproof: OK Waterproof performance: 30m Watch-buttom material: Stainless steel Movement type: Quartz Strap material: Stainless steel Mirror material: mineral reinforced glass mirror Style: Sports Watchcase material: Alloy COMFORT&DURABLE: When you need a watch prove that you value your time.It will always tell you accurate time in occasion, business, or other important places. Fashion strap, not only makes a comfortable sense for your wrist but also easy to match your clothes. Our watches are perfect for the adventurer or like sports or the everyday man who is looking for a stylish match his outfit. PERFECT GIFT: Wrist watches for men perfect gift for festival, family, own. Suitable gift watch for father, boyfriend or other male classmates and colleague.