Crown of Command
This ornate crown greatly enhances your diplomatic and intimidation skills.
Head Slot 65,000 gp
Gain a +4 item bonus to Diplomacy checks and Intimidate checks.
Power Daily (Free Action)
You can use this power when you or an ally within 5 squares of you rolls a poor Diplomacy or Intimidate check. You or the ally rerolls the check and uses the new result.
Published in Player's Handbook, page(s) 248.