Faerie Ring of Defense

Jewelry Ring

Item Details

Utility 27.67
Bonus Level 15
Dyeable No
Sellable No
Tradeable Yes

Restrictions

Level Required Any
Usable By
Blademaster
Hero
Champion
Warden
Valewalker

Magical Bonuses

Basic
Constitution 7
Parry 3
Spirit Resist 4%

Raw Item JSON

{
  "requirements" : {
    "usable_by" : [ 43, 44, 45, 46, 56 ]
  },
  "bonus_level" : 15,
  "sources" : {
    "monsters" : {
      "one_time_drop" : [ "elder tidal sheerie", "sharptoothed megafelid", "Touched" ]
    }
  },
  "flags" : {
    "dyable" : false,
    "emblemizable" : false,
    "no_sell" : true
  },
  "icon" : 103,
  "utility" : 27.666666666666664,
  "delve_text" : " \n Usable By: Blademaster, Hero, Champion,\n Valewalker, Warden\n \nMagical Bonuses:\n- Spirit: 4%\n- Parry: 3 pts\n- Constitution: 7 pts\n \n \nCannot be sold to merchants.\n \nBonus Level: 15\n",
  "slot" : 15,
  "artifact" : false,
  "material" : 10,
  "name" : "Faerie Ring of Defense",
  "usable_by" : [ 43, 44, 45, 46, 56 ],
  "realm" : 0,
  "id" : 2249,
  "category" : 5,
  "bonuses" : [ {
    "id" : 17,
    "type" : 5,
    "value" : 4
  }, {
    "id" : 8,
    "type" : 2,
    "value" : 3
  }, {
    "id" : 2,
    "type" : 1,
    "value" : 7
  } ],
  "ability_tags" : [ ]
}
How is utility calculated?