It looks like a more recent/modern version of an estoc/panzerstecker? I never saw one with a brass grip before and they are typically longer. I posted pictures of my antique one here in post #15
http://www.vikingsword.com/vb/showth...ighlight=estoc. The style of the cross guard is similar shape but yours is cruder. This type of cross guard was popular in E.Europe in 17thC.