The other kris seems to have a Sulu blade with a Maguindanao/Maranao hilt - there was a lot of trade between the Maguindanao and Sulu.  The blade also seems to be an older form, like the late 1700s.   
 
Have the little piece of "gold" tested by a jeweler. 
 
The barong - not looking Yakan to me, but you never know.....
		 
		
		
		
		
		
		
		
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