Design: Keen Hessonite

• Design: Keen Hessonite
• Use: Teaches you how to cut a Keen Hessonite.
• 

  • Keen Hessonite
  • +30 Expertise Rating and +30 Mastery Rating
  • Requires Item Level: 285
  • "Matches a Red or Yellow socket."
  • Sell Price: 75
• Hessonite
• Requires Jewelcrafting (425)

Source

This design is a world drop from 80+ Cataclysm mobs.

Patch changes

• Patch 4.0.3a (2010-11-23): Added.
  

External links

• Wowhead
• WoWDB