Dura'ek's Leather Jerkin

Armor Leather Torso

Item Details

Utility 42.83
Bonus Level 28
Dyeable Yes
Sellable Yes
Tradeable Yes
Armor Info
Armor Factor 100
Base Quality 95%

Restrictions

Level Required 50
Usable By
All Classes

Magical Bonuses

Basic
Strength 19
Hit Points 70
Constitution 19

Primary Ability

Armor Factor Buff Level 50
Charge (30 max)


Raw Item JSON

{
  "type_data" : {
    "absorption" : 10,
    "base_quality" : 95,
    "clamped_armor_factor" : 100,
    "armor_factor" : 100
  },
  "sell_value" : 37718,
  "requirements" : {
    "level_required" : 50
  },
  "sources" : {
    "monsters" : {
      "normal_drop" : [ "Dura'ek the Empowered" ]
    }
  },
  "bonus_level" : 28,
  "icon" : 31,
  "flags" : {
    "dyable" : true,
    "emblemizable" : false
  },
  "utility" : 42.83333333333333,
  "delve_text" : "Realm: Albion\n \nMagical Bonuses:\n- Strength: 19 pts\n- Constitution: 19 pts\n- Hits: 70 pts\n \nLevel Requirement: 50 Level\n \n \nCharged Magic Ability:\n- 30 Charges\n- 30 Max\nFunction: shield\n \nAdds to the recipient's Armor Factor (AF), resulting in better protection against some forms of attack. It acts in addition to any armor the target is wearing.\n \nValue: 75\nTarget: Self\nDuration: 10:00 min\nCasting time: instant\n \n- This spell is cast when the item is used.\n \nArmor Modifiers:\n- 100 Base Factor\n- 10% Absorption\n- 95% Quality / 85% Condition\n \n- Effective Armor:  89 Factor\n \nCan use item every: 1:30 min\n \n \nBonus Level: 28\n",
  "slot" : 5,
  "abilities" : [ {
    "max_charges" : 30,
    "spell" : 3850,
    "magic_type" : 6,
    "power_level" : 50,
    "position" : 1
  } ],
  "artifact" : false,
  "salvage_amount" : 36,
  "material" : 70,
  "usable_by" : [ 0 ],
  "name" : "Dura'ek's Leather Jerkin",
  "realm" : 1,
  "id" : 23226,
  "dye_type" : 0,
  "category" : 2,
  "use_duration" : 90,
  "bonuses" : [ {
    "id" : 0,
    "type" : 1,
    "value" : 19
  }, {
    "id" : 2,
    "type" : 1,
    "value" : 19
  }, {
    "type" : 4,
    "value" : 70
  } ],
  "ability_tags" : [ "fn_shield" ]
}
How is utility calculated?