Time to replace chainrings - is it worth paying premium?

Hi, my Ultegra 67000 front chainrings are worn out and need to be replaced. I could not find the exact model anywhere for sale, but came up with those options:

- SHIMANO 105 5750 - both chainrings are about $50;

- Praxis - a new set can be had for about $120;

- Wickwerks - about $150;

- A new...