Thai e-nep.  Close but not Hmong blade shape, but this one has the belly, and then the second curve hear the hilt. 
 
"Saw Sua. Dee" = most likely the makers nick name.  
 
Working piece.  Unusual, the cloth sheath.  Most of the time you see them made after market of wood or a long wooden basket with a wide open mouth.
		 
		
		
		
		
		
		
		
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