Helm: Sanguine Noble Hood

Armour: Sanguine Noble Robe

Gauntlet: X

Leggings: Sanguine Noble Waistcloth

Where To Find: 

(Click the link above to view the equipment and watch the getting video.)

The armor set is obtained as a drop from the Sanguine Noble NPC invasion occurring in the Consecrated Snowfield, situated north of the Yelough Anix Ruins.