It's definitely adornment but might be clothing. It's pretty and versatile, though, and would make anything you own a little more modern/medieval. How many items do you have that can do that? Wonder what it sounds like when you walk.
Made by Fanniechiavoni, available at http://www.notjustalabel.com/shop/62245. She also has some fantastic PVC and steel chain bustiers and a steel cropped top that is the BOMB.