Maintenance for the week of October 27:
• [COMPLETE] ESO Store and Account System for maintenance – October 30, 9:00AM EDT (13:00 UTC) - 6:00PM EDT (22:00 UTC)
@SkillzMFG It's part of the Horns of the Reach update, so it should hit soon. That particular banner is in the Hall of Justice; I admit as I was on a PTS template I didn't check the furnishing vendor in Vvardenfell to see if the purchasable version had been restored.