- Pulsing Amethyst
- Binds when picked up
- +10 Attack Power and +6 Stamina
- "Matches a Red or Blue Socket."
Pulsing Amethyst is an epic jewel that fits a red or blue socket.
Source
Pulsing Amethyst is obtained as a quest reward for completing the quest Nightbane. One does this by summoning and killing Nightbane, the final boss in Karazhan.