The key is finding a girl who also doesn't care about modern marriage traditions and shares your quirkiness! Then you can use any LOTR ring you want and she'll love it!
This is true.
Though easier said than done.
Boy, don't I know it.
It took me a while, but it all worked out.
You have one huge advantage in your favor of course. Armor! It's a chick magnet. It's just a matter of taking it to the renfaire often enough.