In Wrath of the Lich King it is item level 258, requires level 80 and sells to vendors for 7g 37s 93c. In MoP Classic it is item level 245, requires level 80 and sells to vendors for 7g 37s 93c.
Read from the World of Warcraft client build files (JournalEncounterItem, JournalEncounterCreature, Achievement) and the Blizzard Game Data quest API.
How Nemesis Skullcap Compares
Who It Suits
Cloth is the armor type Mage, Priest and Warlock wear. With Intellect, Nemesis Skullcap suits Discipline, Holy and Shadow Priest; Arcane, Fire and Frost Mage; Affliction, Demonology and Destruction Warlock.
Transmog Sets
Nemesis Skullcap is part of the transmog set Nemesis Raiment (Warlock only). The other 10 pieces:
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Where Nemesis Skullcap Fits
Other Items Named Nemesis Skullcap
1 other item in the current build is also called Nemesis Skullcap. Same-name entries are usually a different rank, faction, quest stage or reward track of the same object.
Blizzard numbers items as they are created, so the named items next to ID 49484 (49479 to 49489) were usually added in the same batch as Nemesis Skullcap: the same quest line, zone, vendor or reward set.