Original U.S. WWII Inert 75mm M18 Artillery Round with Extremely Rare Mark 53 Variable Time Radio Proximity Fuze Knives & Daggers and it seems it was

and it seems it was constructed slightly differently than usual

very rare in likely original box from private jeweler

invasion of Panama in 1989

These are mostly WARE (lamination lines)

Most of these are on the left side of the blade

Original U.S. WWII Inert 75mm M18 Artillery Round with Extremely Rare Mark 53 Variable Time Radio Proximity Fuze Knives & Daggers and it seems it wasOriginal Item: Only one Available. This is a fantastic totally inert BATF compliant 75mm VT Proximity round (shell and casing) for the Sherman Tank and M1 75mm Pack howitzer. It is in very good condition, and has an extremely scarce Mark 53 Variable Time Radio Proximity Fuze. Please note that it is not available for export. The green projectile itself appears to be repainted, as there is oxidation under the paint. The round comes with an outstanding