Spellbound Cobalt Chain Helm

Armor Chain Helm

Item Details

Utility 36.67
Bonus Level 19
Dyeable Yes
Sellable Yes
Tradeable Yes
Armor Info
Armor Factor 80
Base Quality 99%

Restrictions

Level Required Any
Usable By
All Classes

Magical Bonuses

Basic
Hit Points 40
Dexterity 16
Crush Resist 4%
Cold Resist 4%

Raw Item JSON

{
  "sell_value" : 34020,
  "type_data" : {
    "absorption" : 27,
    "base_quality" : 99,
    "clamped_armor_factor" : 80,
    "armor_factor" : 80
  },
  "sources" : {
    "stores" : [ "Alb Aurulite 40" ]
  },
  "bonus_level" : 19,
  "flags" : {
    "dyable" : true,
    "emblemizable" : false
  },
  "icon" : 1290,
  "utility" : 36.666666666666664,
  "delve_text" : "Realm: Albion\n \nMagical Bonuses:\n- Dexterity: 16 pts\n- Hits: 40 pts\n- Crush: 4%\n- Cold: 4%\n \n \nArmor Modifiers:\n- 80 Base Factor\n- 27% Absorption\n- 99% Quality / 70% Condition\n \n- Effective Armor:  75 Factor\n \n \nBonus Level: 19\n",
  "slot" : 1,
  "salvage_amount" : 10,
  "artifact" : false,
  "material" : 68,
  "name" : "Spellbound Cobalt Chain Helm",
  "usable_by" : [ 0 ],
  "realm" : 1,
  "dye_type" : 0,
  "id" : 53685,
  "category" : 2,
  "bonuses" : [ {
    "id" : 1,
    "type" : 1,
    "value" : 16
  }, {
    "type" : 4,
    "value" : 40
  }, {
    "id" : 1,
    "type" : 5,
    "value" : 4
  }, {
    "id" : 12,
    "type" : 5,
    "value" : 4
  } ],
  "ability_tags" : [ ]
}
How is utility calculated?