This Seiko SBDY081 Manta Ray Propex Diving JDM Watch is perfect for divers and watch lovers. It can handle water up to 200 meters deep, making it great for underwater adventures. With its mechanical self - winding function, you don't have to worry about constantly changing batteries. The watch has a horizontal case size of 43.8mm, a vertical size of 48.7mm, and a thickness of 12.8mm. It's stylish and durable, suitable for those who love both fashion and functionality.