The Orient Star RK - AU0602E is great for underwater exploration, like diving or snorkeling. It's made for men who love adventure. It has a durable stainless - steel case and bracelet, a scratch - resistant sapphire crystal, and can handle water up to 200 meters deep. The green dial with luminous hands helps you tell time easily in any condition. Powered by an in - house automatic movement, it keeps accurate time and has a 50 - hour power reserve. It's a reliable companion for all your adventures.