please help to identify KM Küstenartillerie headgear / field cap / schiffchen

[Koen]

Could anyone help me out with this? I doubt it's genuine. Maybe an old reproduction, because of the moth damage? Or is it genuine after all?

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I think the insignia made me doubt. But i found this bevo3 insignia online. Looks the same?!

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So what do you guys think?

regards, Koen

[Koen]

Does no one have an answer to this?

[Martin Simon]

The photos aren't really that helpful, but based on what I can see, I'd not be interested in it.
Martin