Infanterie Sturmabzeichen in Silber, which maker ?

[euro19723]

Need help to identify the maker of this silver badge
/Erik

[raz]

Matches up well with unknown maker 7.43 in Mr Weber's book . States most likely Herman Wernstein / Jena and considered rare . I could be wrong so wait for others to comment . Nice IAB , congrats ,
Raz

[euro19723]

Thanks, Raz - nice if it is one the rare ones :-)