The Seiko Prospex Kinetic SUN065P1 is a great choice for men who love diving or water sports. You can wear it while scuba diving, snorkeling, or just hanging out by the beach. It doesn't have a specific size and weight mentioned, but it's built to be durable. With its Kinetic technology, it keeps running smoothly as you move your wrist. The blue dial with PADI logo gives it a cool look, making it a perfect accessory for any water - loving guy.