Iron Skin of the Invincible

Dialog
Emily Yarow tells you, "If you want to discover the secret of reducing the amount of damage you take from attacks bring me a blank augmentation gem." Emily Yarow tells you, "You can get a blank augmentation gem from Fiun Rehlyun on the Halaetan Islands."

You give Emily Yarow Tristra's Essence. Emily Yarow tells you, "Use this gem to reduce the amount of damage you take from attacks. Make sure you read the gem's inscription first, though." Emily Yarow gives you Iron Skin of the Invincible.