I haven't the capability to enlarge things that others have, but it looks more like a crocodile hilt to me, and there's somehow a Visayan look about the angling.   
how 'bout that Visayan cutacha?  yum yum 
Another one of those Y-handle "bolo"s; over here we've never seen 'em; in Spanish musea they got loads of 'em......
		 
		
		
		
		
		
		
		
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