Hard to tell much about this piece ; the 'nimcha' style hilt had some popularity in England during this time ; one of the quillons is broken off .
Often nimcha or N.African swords utilised trade blades from Europe and England .
http://easyweb.easynet.co.uk/~crossby/ECW/
Here is one fitted with an English backsword blade from around the turn of the 17thC.