In Wrath of the Lich King it is item level 232, requires level 80 and sells to vendors for 8g 20s 92c. In MoP Classic it is item level 245, requires level 80 and sells to vendors for 8g 20s 92c.
Read from the World of Warcraft client build files (JournalEncounterItem, JournalEncounterCreature, Achievement) and the Blizzard Game Data quest API.
How Dark Essence Bindings Compares
Who It Suits
Cloth is the armor type Mage, Priest and Warlock wear. With Intellect, Dark Essence Bindings suits Discipline, Holy and Shadow Priest; Arcane, Fire and Frost Mage; Affliction, Demonology and Destruction Warlock.
Transmog Sets
Dark Essence Bindings is part of the transmog set Sunstrider's Regalia (Mage only). The other 16 pieces:
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Where Dark Essence Bindings Fits
Other Items Named Dark Essence Bindings
1 other item in the current build is also called Dark Essence Bindings. 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 47306 (47301 to 47311) were usually added in the same batch as Dark Essence Bindings: the same quest line, zone, vendor or reward set.