Mike states many times in the Vimeo videos the final coloring, etc won’t be complete until the entire restoration is complete. We haven’t seen the finished product yet.
However, he also makes it clear no one has seen this quality a version outside of the folks who made the movie. The final version likely will look a bit “new” to all of us.
His son has seen the finished product. He’s probably the only kid his age in the world to have seen the original version of Star Wars in a theater.