Read from the World of Warcraft client build files.
How Nocturnal Gaze Compares
Who It Suits
Leather is the armor type Demon Hunter, Druid, Monk and Rogue wear. With Agility or Intellect, Nocturnal Gaze suits Assassination, Outlaw and Subtlety Rogue; Brewmaster, Mistweaver and Windwalker Monk; Balance, Feral, Guardian and Restoration Druid; Havoc, Vengeance and Devourer Demon Hunter.
Transmog Sets
Nocturnal Gaze is part of the transmog set Blackfang Battleweave (Rogue only). The other 15 pieces:
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Where Nocturnal Gaze Fits
Other Items Named Nocturnal Gaze
2 other items in the current build are also called Nocturnal Gaze. 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 78617 (78609 to 78622) were usually added in the same batch as Nocturnal Gaze: the same quest line, zone, vendor or reward set.