Gem of Purity
From Drunkapedia
Level 6 dispell gems. Will remove all debuffs level 6 and lower on a character upon use.
Stack Size: 25
Obtained by:
Olthoi Pincers: Legionnaire and Eviscerator (5 from each)
Turning in a Large Mnemosyne to the Undead Hunters in Arwic. (2 gems per unlocked Mnemosyne or 1 gem gem per Locked Mnemosyne)