Originally Posted by
Giantbane
VIT gives you the ability to take a big hit better, or to take more damage before you need a heal. But once it's gone it's gone until you are healed back to full.
Parry reduces the average amount of damage you take, which means you require less healing. Arguably better over the course of a long fight where you're taking a lot of physical damage, and after you've reached a comfortable amount of hp.
When you're talking a little VIT vs. a pretty big chunk of Parry, I don't think it's a clear cut answer.