This vintage scuba diving helmet is a beautiful piece of history. The helmet is modeled after the US Navy Mark V design and is made from brass, glass, and copper. It has a blue finish and is perfect for collectors of maritime and antique items. The helmet is an antique reproduction and was made in India. This diving helmet was used by US Navy deep sea divers during WWI. It is a great addition to any collection and is perfect for those interested in military history. The helmet is in excellent condition and is a unique piece of history. Add it to your collection today!