1.GUANQIN Sport Series Watches: The watch watch shows such characteristics, the diving series is a powerful watch for those who seek technology and have a stylish attitude. 2.High quality watch: stainless steel material and ceramic bezel are used, and the bezel adds full brightness, which is very easy to read the time at night, and uses a folding clasp with setting function end 3. The parameters and dimensions of the watch: It uses a diameter of 40mm, a strap width of 20mm, a strap length of 220mm, and a case thickness of 12mm. Usually this is a standard size watch. Suitable for everyone 4.Japan NH35A automatic movement: Equipped with stop-seconds device and excellent 42-hour power reserve, known for its excellent precision, sturdiness and reliability, so that this exquisite watch can run without problem for a long time. 5. Our Promise: We guarantee against manufacturing defects for a period of 12 months after purchase. If you don't like it, you can return the watch within 30 days without giving a reason.