Soviet badge help needed!

[Peppe864]

Hi guys!

got this badge, don´t know if it is original or not, the info I got about it was that it was some kind of a Navy badge military prosecutor, I don´t know if this is correct or not?

[Komandir RKKA]

Looks like handmade item.
60th anniversary of military procuracy of Twice Red Banner Baltiс Fleet (ДКБФ)