The Ring of Truth is a Unique Ring from Diablo I which is obtained from Pepin when the Poisoned Water Supply quest is completed. At lower levels it is a very decent Ring, though later in the game many other Unique and Magical rings surpass it.
Stats[]

Ring of Truth
- +10 Hit Points
- -1 Damage from Enemies
- +10% Resist all
- Quality Level: N/A
Diablo III[]

This ring can be obtained in Diablo III during The Darkening of Tristram event. It drops from a Resplendent Chest in Dark Passage.
The ring glitters with a subtle illumination that seems to drive back any nearby shadows.
Diablo I Unique Rings — Bramble • Ring of Regha • The Bleeder • Empyrean Band • Ring of Truth • Ring of Engagement • Constricting Ring
Hellfire Unique Rings — Giant's Knuckle • Ring of Thunder • Ring of Magma • Ring of Mystics • Karik's Ring • Xorine's Ring • Gladiator's Ring • Mercurial Ring