Well, I did some research on the Marine HJ and have discovered that this hat is a fake. I've noticed that HJ Marine Leaders Caps were much different and had a Hitler Youth pendant on it. Well, I believe this time I've finally found an authentic Kriegsmarine cap! Does it look real?
Link:
Marinemütze mit Hemdkragen 2.WK bei eBay 1918-1945, Militaria, Sammeln Seltenes (endet 19.08.07 02:05:35 MESZ)