This item goes in the EAR slot.
It was added in the expansion.
It can be used by all classes.
The item is ranked best in slot for Rogue in The Shadows of Luclin.
The item is ranked best in slot for Berserker in The Planes of Power.
The item is ranked #2 in slot for Beastlord, Shadow Knight, Warrior in The Planes of Power.
The item is ranked #3 in slot for Bard, Paladin, Ranger in The Planes of Power.
The item is ranked #4 in slot for Rogue, Shaman in The Planes of Power.
The item is ranked #5 in slot for Cleric, Druid, Enchanter, Magician, Wizard in The Planes of Power.
The item is ranked #6 in slot for Necromancer in The Planes of Power.
Link to Allakhazam: Swirling Fire Diamond Stud
