Ring of the Tortoise

Version 0.13: This article may not be up to date for the latest stable release of Crawl.

A plain steel ring.

the ring of Robustness
+8 AC

Desirability

The ring of Robustness offers a massive amount of general defense, plain and simple. It's a better find for low-AC characters, since 8 AC proportionally means a lot more damage reduction when your AC is low than when it's high.