Hello,
I have a "vintage" (I don't think that is very old) mini balato.
The blade is relatively thick (4mm) and measures 12,6cm
Overall size : 22cm
The style of the handle is close to that of small balato and si eulis in this thread :
http://www.vikingsword.com/vb/showthread.php?t=23493&page=1&pp=30&highlight=nias