Introducing the U.S Navy Copper Finish Brass Diving Divers Helmet Solid Heavy Model Mark V 18". This antique reproduction diving helmet is a stunning piece of decor that will add sophistication and elegance to any room. The helmet is made of brass and copper, and it weighs a solid heavy model of 18 inches in size. This helmet is modeled after the US Navy Mark V style, which was used during World War II by the US Navy. It was manufactured in India and is an exceptional piece of craftsmanship. This diving helmet is a perfect addition to any collection or can be used as a highlight for any room.