Well Anthony, if one can be called "some", then yeah, but i think you are more on track with your dating, though i am inclined to place it firmly in the 19th century.
Does the hilt not slide down any further on the pesi? It looks a bit strange with that space between the uwer and the hilt. The uwer is clearly newer (rhyme unintentional

). From what i can see in the photos this is a fairly well-formed and classic Bali keris. I might be inclined to find a classier piece of jewelry for it if it was mine.
You don't show much of the sheath. What type is it and what kind of shape is it in?