The Seiko Prospex SPB427J1 is perfect for underwater exploration and any outdoor adventures. It's ideal for diving enthusiasts and adventurers who need a reliable timepiece. This watch has a durable stainless - steel case and bracelet. It can withstand water up to 200 meters. The white dial with luminous hands and markers ensures you can see the time clearly in any environment. Powered by the 4R36 automatic movement, it has a 70 - hour power reserve, so you don't have to worry about it stopping during your adventures.