GUANQIN Vintage Men Skeleton Automatic Self-Wind Mechanical Wrist Watch Sapphire Business Double-Sided Hollow Waterproof Luminous Clock Leather or Sta

・Through long hours of glossy angled engraving, planning, design, precision machining and production processes made the stainless steel case and buckle has the characteristic of durability, and the buckle is convenient to put on and take off from your wrist. Genuine leather or steel strap with ergonomic design, the watch is incredibly comfortable to wear. Whether you are working for long hours or engaging in outdoor activities, it fits snugly on your wrist, providing you with the utmost comfort.
・Synthetic sapphire crystal mirror, the hardness is the second after the diamond, not afraid of syringes and breaking, high temperature resistance and super corrosion protection, making your watch more durable and resistant to scratches and refraction. 30M waterproof, perfect for all types of business, casual, indoor, outdoor activities or daily use. In daily life, you can wear it to wash your hands and get in the rain, but please do not wear your watch when swimming, diving or taking a hot