A sculpture of the creation a sculpture.
It would be a sculpture showing the process and the end product. It would be from begining to end. All the thought or whatever put into into etc.... from begining to end...
Your title 'The Watcher' reminds me of a Marvel comic I read that had a character called The Watcher who lived on the back side of the moon for billions of years, his curse was to watch the universe without ever interfering--only ever learning. He had infinite knowledge and technology.