This is a Miniature Mark V Morse Reproduction US Navy Diving Helmet With Hardwood Stand – 6.5″. The Mark V has been in production since 1916 when the US Navy decided to standardize its equipment. There were four manufacturers who made diving equipment during WW2: Morse of Boston MA, Schrader of Brooklyn NY, Diving Equipment & Supply Co. of Milwaukee WI, and Miller Dunn of Miami FL. This is a Morse of Boston MA reproduction.
These are constructed out of Brass and Copper.
Helmet & Stand:
Weight: 2 lbs.