Built for everyday toughness with a modern edge, the Seiko 5 Sports SRPD73K2 features a 42.5mm stainless steel case, black dial, and rugged silicone strap. Its unidirectional rotating bezel, Lumibrite hands and indexes, and 100m water resistance make it ready for daily adventure. Powered by the 4R36 automatic movement, it offers a 41-hour power reserve, day/date display, and see-through case back—blending style and reliability in one durable timepiece.