• Stoneguard
• Item Level 219Disenchants into:
  [Abyss Crystal]: 1-2
• Binds when picked up
  
• Sword
• One-Hand
  
• Speed 1.60
• 182 - 340 Damage
• (163.1 damage per second)
• +35 Strength
  +69 Stamina
• Durability 105 / 105
• Requires Level 80
• Equip: Increases your dodge rating by 31.
  Equip: Increases your parry rating by 30.
  Equip: Improves hit rating by 24.
• 
• Sell Price: 21 94 3

Source

This item can be found inside Cache of Living Stone after defeating Kologarn in the 10-man version of Ulduar.

Patch changes

• Patch 3.1.2 (2009-05-19): Stats changed. 
  
• Patch 3.1.0 (14-Apr-2009): Added. 
  

External links

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