Sezzherei's Lair (Portal Gem)

From the Sezzherei's Lair Quest quest introduced in the Friend and Foe event.

Sezzherei's Lair Portal Gem
Value: 0 10 Burden Units
This portal will summon a portal to lair of Sezzerei, demon-child of the darkness beneath the world. This portal summoning gem works best if used in a relatively flat area. Special Properties: Attuned, Bonded Casts the following spells: Summon Primary Portal I Spellcraft: 210 Mana: x/50

Notes

• Dropped by the Undead Boss in the Font of the Eternal Harvester Dungeon (This confirmed??)
• Summons portal to Sezzherei's Lair , a dungeon that houses a Margul named Sezzherei. You can use the gem to go kill Sezzherei and obtain a quest helm with minor salvaging on it or alternatively the gem is required in order to complete the quest to get flagged for Vissidal Island.
• Obtained by: Killing Fallen Creatures in VoD or on Caul. Drop rate is 100%.
• Stack Size: Does not Stack