It's a parang kerekoepang like you said from the Banjarmasin area, very nice! A good restorer will be able to carve a new toe piece for the scabbard. I am sure that a polish and etch will bring a nice lamination visible.
Congrats, very nice sword! See here:
http://www.vikingsword.com/vb/showth...ht=Banjarmasin
Regards,
Detlef