Cased EK1 1914 needs review & maker

[Jelle M.]

So guys can anyone help me with a review of this cross? Is it real?
Wich maker? Early/Late war?
For me it's a good one but needs to be sure.
Greetings,
Jelle

[römischIX]

imo deumer privat purch. 20-30s years.

case ? hmm....