• Helm of the Crestfallen Challenger
• Item Level 219Disenchants into:
  [Abyss Crystal]: 1-2
• Binds when picked up
  
• Plate
• Head
• 1886 Armor
• +66 strength
  +135 stamina
• Meta Socket
  Blue Socket
• Socket Bonus: +12 stamina
• Durability 100 / 100
• Requires Level 80
• Equip: Increases defense rating by 56.
  Equip: Increases your parry rating by 70.
  Equip: Improves hit rating by 54.
• 
• Sell Price: 11 4 43

Source

Contained in Eadric's Cache after defeating Eadric the Pure at the Trial of the Champion in heroic mode.

Patches and hotfixes

• Patch 3.2.0 (04-Aug-2009): Added. 
  

External links

• Battle.net (EU)
• Wowhead
• Thottbot
• WoWDB