On Diadem of the Highborne's most active realm, the lowest Auction House listing has typically been around 135,000 gold over the last 30 days, ranging from 20,000 gold to 185,000 gold, a wide spread for a 30-day window.
In the Appearances collection, Diadem of the Highborne is listed as World Drop. Appearance IDs: 32925, 32946, 32901, 32917. 2 other items wear the same appearance:
Read from the World of Warcraft client build files.
Plate is the armor type Death Knight, Paladin and Warrior wear. With Strength or Intellect, Diadem of the Highborne suits Arms, Fury and Protection Warrior; Holy, Protection and Retribution Paladin; Blood, Frost and Unholy Death Knight.
The 10 items nearest to Diadem of the Highborne (item level 50) in item level among Armor > Plate, Head slot, from item level 39 to 60.
| Item | Item Level | Requires Level | Stats | Lowest Listed Price |
|---|---|---|---|---|
| Diadem of the Highborne (this item) | 50 | 45 | +15 Stamina, +10 Strength or Intellect, +13 Versatility, +8 Critical Strike. World Drop | Not listed |
 Smoldering Helm | 43 | 39 | +13 Stamina, +9 Strength or Intellect. Crafted with Draenor Blacksmithing | Not listed |
 Direbone Frill Helmet | 58 | 50 | +12 Strength or Intellect, +18 Stamina. World Drop | Not listed |
 Twilight Dragon's Helm | 60 | 50 | +13 Strength or Intellect, +19 Stamina, +16 Versatility, +9 Haste. World Drop | Not listed |
 Geocrag Helm | 60 | 50 | +13 Strength or Intellect, +19 Stamina, +15 Critical Strike, +10 Haste. World Drop | Not listed |
 Crafted Dreadful Gladiator's Dreadplate Helm | 39 | 35 | +8 Strength or Intellect, +12 Stamina, +8 Mastery, +8 Critical Strike. Crafted with Pandaria Blacksmithing | Not listed |
 Crafted Dreadful Gladiator's Scaled Helm | 39 | 35 | +8 Strength or Intellect, +12 Stamina, +8 Mastery, +8 Critical Strike. Crafted with Pandaria Blacksmithing | Not listed |
| Crafted Dreadful Gladiator's Ornamented Headcover | 39 | 35 | +8 Strength or Intellect, +12 Stamina, +8 Mastery, +8 Critical Strike. Crafted with Pandaria Blacksmithing | Not listed |
 Crafted Dreadful Gladiator's Plate Helm | 39 | 35 | +8 Strength or Intellect, +12 Stamina, +8 Mastery, +8 Critical Strike. Crafted with Pandaria Blacksmithing | Not listed |
| Crafted Malevolent Gladiator's Dreadplate Helm | 39 | 35 | +8 Strength or Intellect, +13 Stamina, +8 Mastery, +8 Critical Strike. Crafted with Pandaria Blacksmithing | Not listed |
| Crafted Malevolent Gladiator's Ornamented Headcover | 39 | 35 | +8 Strength or Intellect, +13 Stamina, +8 Mastery, +8 Critical Strike. Crafted with Pandaria Blacksmithing | Not listed |
Twilight Dragon's Helm has the highest item level here (60).
Next item levels up from Diadem of the Highborne among Armor > Plate, Head slot: Brittle Faceguard (item level 78), Shadowghast Helm (item level 175), Blood-Tempered Basinet (item level 197), Evercore Vision Guard (item level 197) and Thalassian Competitor's Plate Helm (item level 197).
Nearest lower item levels below Diadem of the Highborne among Armor > Plate, Head slot: Reinforced Bio-Optic Killshades (item level 37), Specialized Bio-Optic Killshades (item level 37), Ghost-Forged Helm (item level 37), Spiked Titansteel Helm (item level 35) and Brilliant Titansteel Helm (item level 35).
Diadem of the Highborne is part of the transmog set Radiant Lightbringer Armor (Paladin only), which the Appearances collection lists in 4 versions. The other 16 pieces:
Steadfast Purifier's Warboots
Dusk-Crusher Handguards
Wave-Hammered Breastplate
Shoulderplates of Crackling Flame
Shiversleet WaistguardRadiant Lightbringer Breastplate
Radiant Lightbringer CapeRadiant Lightbringer GauntletsRadiant Lightbringer Crown
Radiant Lightbringer GreavesRadiant Lightbringer ShoulderguardsRadiant Lightbringer BreastplateRadiant Lightbringer CapeRadiant Lightbringer GauntletsRadiant Lightbringer CrownRadiant Lightbringer GreavesBuilt from the World of Warcraft client build files and recorded Auction House snapshots.
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