Read from the World of Warcraft client build files.
How Obsidian Gladiator's Silk Tunic Compares
Who It Suits
Cloth is the armor type Mage, Priest and Warlock wear. With Intellect, Obsidian Gladiator's Silk Tunic suits Discipline, Holy and Shadow Priest; Arcane, Fire and Frost Mage; Affliction, Demonology and Destruction Warlock.
Similar Items
The 2 items nearest to Obsidian Gladiator's Silk Tunic (item level 408) in item level among Armor > Cloth, Chest slot, from item level 400 to 447.
Obsidian Gladiator's Silk Tunic is part of the transmog set Obsidian Gladiator's Silk Armor (Priest only), which the Appearances collection lists in 3 versions. The other 16 pieces:
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Where Obsidian Gladiator's Silk Tunic Fits
Other Items Named Obsidian Gladiator's Silk Tunic
1 other item in the current build is also called Obsidian Gladiator's Silk Tunic. Same-name entries are usually a different rank, faction, quest stage or reward track of the same object.
Items Numbered Next to Obsidian Gladiator's Silk Tunic
Blizzard numbers items as they are created, so the named items next to ID 205489 (205484 to 205494) were usually added in the same batch as Obsidian Gladiator's Silk Tunic: the same quest line, zone, vendor or reward set.