Read from the World of Warcraft client build files.
How Amaranthine Leggings Compares
Who It Suits
Cloth is the armor type Mage, Priest and Warlock wear. With Intellect, Amaranthine Leggings suits Discipline, Holy and Shadow Priest; Arcane, Fire and Frost Mage; Affliction, Demonology and Destruction Warlock.
Transmog Sets
Amaranthine Leggings is part of the transmog set Vestments of the Eternal Dynasty (Priest, Mage and Warlock only). The other 16 pieces:
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Where Amaranthine Leggings Fits
Other Items Named Amaranthine Leggings
1 other item in the current build is also called Amaranthine Leggings. 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 101893 (101888 to 101898) were usually added in the same batch as Amaranthine Leggings: the same quest line, zone, vendor or reward set.