Carved Red Spinel Ring

Jewelry Ring

Item Details

Utility 43
Bonus Level 16
Dyeable No
Sellable Yes
Tradeable Yes

Restrictions

Level Required Any
Usable By
All Classes

Magical Bonuses

Basic
All Casting 3
ToA
Toa Power Pool 2%
Toa Power Pool Cap 2
Toa Cast Speed 2%
Toa Magic Damage 2%

Raw Item JSON

{
  "sell_value" : 5562,
  "bonus_level" : 16,
  "sources" : {
    "monsters" : {
      "normal_drop" : [ "root worm", "rock sprite", "earth sprite", "spraggon runner", "spraggon springer", "spraggon guard", "spraggon recruit", "spraggonote", "spraggonix", "Tabor", "Spriggit", "Yadda", "spraggon cutter", "pit spraggon", "pit boss", "Ick", "ick worm", "Dramacus", "Ruckus", "Ghost of Tabor" ]
    }
  },
  "flags" : {
    "dyable" : false,
    "emblemizable" : false
  },
  "icon" : 103,
  "utility" : 43.0,
  "delve_text" : "Realm: Hibernia\n \nMagical Bonuses:\n- Power: 2 % of power pool.\n- ALL magic skills: 3 pts\n \nBonus to power bonus cap: 2 (works with both power and power % items)\nBonus to casting speed: 2%\nBonus to magic damage: 2%\n \n \nBonus Level: 16\n",
  "slot" : 15,
  "artifact" : false,
  "material" : 0,
  "name" : "Carved Red Spinel Ring",
  "usable_by" : [ 0 ],
  "realm" : 3,
  "id" : 9986,
  "category" : 5,
  "bonuses" : [ {
    "type" : 34,
    "value" : 2
  }, {
    "type" : 30,
    "value" : 2
  }, {
    "type" : 21,
    "value" : 2,
    "requirement_id" : 5542
  }, {
    "type" : 9,
    "value" : 2,
    "requirement_id" : 5542
  }, {
    "id" : 303,
    "type" : 2,
    "value" : 3
  } ],
  "ability_tags" : [ ]
}
How is utility calculated?