Help needed with the ID of this unusual small knife

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Originally Posted by Rafngard

Not that I think is likely related, but the style of construction reminds me of a type of medieval Irish longsword, as discussed in the link below. The little spike in the open ring pommel looks like it could be the tip of the tang.

http://www.myarmoury.com/talk/viewtopic.php?t=5494

Have fun,
Leif

very interesting .... yes the little 'spike' is the tip of the tang , but why the handle is designed to exhibit it is a mystery to me.