Are these original period bullion SVN paratrooper insignia?

[Tonomachi]

Are these bullion pieces original war time pieces?

 

 

[Tonomachi]

Backs

 

 

[Tonomachi]

Size

[Beezman]

The most likely explanation is that the shoulder strap was worn by a French advisor to SVN circa 1955. But none of French collectors I asked have ever seen anything like this.

The jump wings seem to be correct for the early Diem era (mid-1950s).

[Tonomachi]

The most likely explanation is that the shoulder strap was worn by a French advisor to SVN circa 1955. But none of French collectors I asked have ever seen anything like this.

The jump wings seem to be correct for the early Diem era (mid-1950s).

Many thanks for your observations.