isiKwata
59 inches long (149.5 cm) overall.  Blade 8 inches (20 cm) long by  1 3/4 inches (4.5 cm) wide.  Exposed shaft 5 inches (12.5 cm)  
Heavy haft with  hair covered leather binding.
Straight butt.
I am not comfortable with the description of of this spear as isKwata but it's the best I can come up with.  If someone has a better idea I am listening.