Skull of Aer'Ambor

Armor Chain Helm

Item Details

Utility 10.67
Bonus Level 7
Dyeable No
Sellable Yes
Tradeable Yes
Armor Info
Armor Factor 34
Base Quality 89%

Restrictions

Level Required Any
Usable By
All Classes

Magical Bonuses

Basic
Constitution 4
Body Resist 4%

Raw Item JSON

{
  "sell_value" : 2493,
  "type_data" : {
    "absorption" : 27,
    "base_quality" : 89,
    "clamped_armor_factor" : 34,
    "armor_factor" : 34
  },
  "bonus_level" : 7,
  "sources" : {
    "monsters" : {
      "normal_drop" : [ "tomb raider", "tomb raider commander", "Salisbury giant", "Grurk", "Grunk", "escaped bandit leader", "escaped bandit", "bandit abductor" ]
    }
  },
  "flags" : {
    "dyable" : false,
    "emblemizable" : false
  },
  "icon" : 63,
  "utility" : 10.666666666666666,
  "delve_text" : "Realm: Albion\n \nMagical Bonuses:\n- Body: 4%\n- Constitution: 4 pts\n \n \nArmor Modifiers:\n- 34 Base Factor\n- 27% Absorption\n- 89% Quality / 100% Condition\n \n- Effective Armor:  41 Factor\n \n \nBonus Level: 7\n",
  "slot" : 1,
  "salvage_amount" : 16,
  "artifact" : false,
  "material" : 14,
  "name" : "Skull of Aer'Ambor",
  "usable_by" : [ 0 ],
  "realm" : 1,
  "id" : 1423,
  "category" : 2,
  "bonuses" : [ {
    "id" : 16,
    "type" : 5,
    "value" : 4
  }, {
    "id" : 2,
    "type" : 1,
    "value" : 4
  } ],
  "ability_tags" : [ ]
}
How is utility calculated?