- Black Belt of Knowledge
- Binds when equipped
- Cloth
- Waist
- 100 Armor
- +18 Intellect
+21 Spirit 
Yellow Socket
Blue Socket- Socket Bonus: +3 Healing and Spell Damage
- Durability 35 / 35
- Requires Level 70
- Item Level 105
- Equip: Restores 11 mana per 5 sec.
- Sell Price: 2 20 40
Black Belt of Knowledge is an epic cloth belt.
Source
This item can be crafted by Tailors with a skill level of 365.
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6x [Bolt of Imbued Netherweave] | 
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14x [Primal Mana] | |
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1x [Primal Nether] |
[Pattern: Black Belt of Knowledge] is a world drop.