• Stone Guard's Herald
• Item Level 40Disenchants into:
  Not disenchantable
• Binds when picked up
• Unique
• Tabard
• 
• Vendor 20000

Source

This item is a PvP reward, and can be purchased for 20,000 honor points from:

• Brave Stonehide <Officer Accessories Quartermaster> in Hall of Legends
• Sergeant Ba'sha <Accessories Quartermaster> in Durotar

Patch changes

• Patch 3.3.3 (2010-03-23): Items which previously required Marks of Honor will have their costs adjusted to remove these requirements. 
  
• / Patch 2.0.1 (05-Dec-2006): PvP Rank requirement removed. 
  
• Patch 1.4.0 (2005-05-05): Added. 
  

External links

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