Read from the World of Warcraft client build files.
How Deathstalker's Belt Compares
Who It Suits
Leather is the armor type Demon Hunter, Druid, Monk and Rogue wear. With Agility or Intellect, Deathstalker's Belt suits Assassination, Outlaw and Subtlety Rogue; Brewmaster, Mistweaver and Windwalker Monk; Balance, Feral, Guardian and Restoration Druid; Havoc, Vengeance and Devourer Demon Hunter.
Similar Items
The 10 items nearest to Deathstalker's Belt (item level 60) in item level among Armor > Leather, Waist slot, from item level 45 to 72.
Deathstalker's Belt is part of the transmog set Deathstalker's Guise (Rogue, Monk, Druid and Demon Hunter only), which the Appearances collection lists in 2 versions. The other 11 pieces:
Blizzard numbers items as they are created, so the named items next to ID 165478 (165473 to 165483) were usually added in the same batch as Deathstalker's Belt: the same quest line, zone, vendor or reward set.