• Pendant of Celerity
• Item Level 63Disenchants into:
  [Large Brilliant Shard]: 1 (99.5%)
  [Nexus Crystal]: 1 (0.5%)
• Binds when picked up
• Neck
• +15 Agility
• Requires Level 58
• Equip: Increases your hit rating by 10.
• Sell Price: 6 53 28

Source

This item drops from Lord Valthalak in Blackrock Spire.

External links

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