Solomon's Seal Puzzle - Impossible Japanese Puzzle?

Solomon's Seal Puzzle
 
Solomons's Seal Puzzle
 
A very old puzzle that is not as easy as it looks and sounds.

The object is to get the ring from one side of the puzzle to the other
next to the other ring. When you know the secret, it is really very simple
and does not take very long. Are you up for the challenge of solomon's seal?
 
                                History of the Puzzle & solution video:
                        https://www.youtube.com/watch?v=Hmnzcsi-WK8