Spellbound Cerulean Lute

Instrument

Item Details

Utility 22.67
Bonus Level 10
Dyeable No
Sellable Yes
Tradeable Yes

Restrictions

Level Required Any
Usable By
All Classes

Magical Bonuses

Basic
Dexterity 7
Slash Resist 4%
Instruments 2

Raw Item JSON

{
  "sell_value" : 5040,
  "bonus_level" : 10,
  "sources" : {
    "stores" : [ "Alb Aurulite 20" ]
  },
  "flags" : {
    "dyable" : false,
    "emblemizable" : false
  },
  "icon" : 2970,
  "utility" : 22.666666666666664,
  "delve_text" : "Realm: Albion\n \nMagical Bonuses:\n- Instruments: 2 pts\n- Dexterity: 7 pts\n- Slash: 4%\n \n \n \nBonus Level: 10\n",
  "salvage_amount" : 5,
  "artifact" : false,
  "material" : 35,
  "name" : "Spellbound Cerulean Lute",
  "usable_by" : [ 0 ],
  "realm" : 1,
  "id" : 45622,
  "category" : 4,
  "bonuses" : [ {
    "id" : 98,
    "type" : 2,
    "value" : 2
  }, {
    "id" : 1,
    "type" : 1,
    "value" : 7
  }, {
    "id" : 2,
    "type" : 5,
    "value" : 4
  } ],
  "ability_tags" : [ ]
}
How is utility calculated?