This antique diving helmet is a rare find for any collector interested in maritime antiques. The helmet is a vintage reproduction of the US Navy Mark V style and was used during WWII. It is made of high-quality materials such as bronze, aluminum, brass, glass, iron, copper, and steel. The helmet is a perfect representation of the US Navy's history and the brave divers who risked their lives for the country. The helmet is in great working condition and is a must-have for any serious collector. Its design is a testament to the craftsmanship of the past and is a true work of art. This is a unique opportunity to own a piece of history, so don't miss out.