Top Swiss brand watches, suitable for major places such as running, sports, dating, New Year, Christmas, birthday, business activities. This is a good and valuable gift for you and your loved ones. Watch is water resistant to 5 bar pressure. The watch is equipped with sapphire crystal, which improves the durability of the glass and provides scratch resistance. A paragon of robustness and elegance. It is crafted from a solid block of corrosion-resistant stainless steel. The mirror is made of synthetic sapphire glass, scratch resistance. It will stop if the watch stop moving for a long time, please turn the crown of watches by hand.Please keep the watch away from magnet to avoid making the watch stop working. AFTER SERVICE:If you have any quality question about the watch,pls feel free to contact US,we would give all customers the most satisfied reply..syi