Either this is a sickle or a knife for agricultural use or for self-defense we do not know, but this beautiful blade is coming from Sumatra. Real old. 6 inches re-curving blade mounted onto a beautiful pierced and engraved hardwood with a 3 inches long steel collar, It is carried in a scabbard decorated in a similar manner. Total length 13 inches Very good condition, Few blackened spots on the blade. Very unusual and interesting piece.