Two possible helms.
First:
+2 Nec Skills
20% FCR
30% FRW
2os
Also must have at LEAST:
52+ life
11+ All Res
Second:
+2 Nec Skills
20% FCR
20% FRW
Mana (either base or per level)
2os
Also must have at LEAST:
52+ life
11+ All Res
Post what you have and price.