High Priest's Gem of Rejuvenation

Jewelry Jewel

Item Details

Utility 30
Bonus Level 13
Dyeable No
Sellable Yes
Tradeable Yes

Restrictions

Level Required Any
Usable By
All Classes

Magical Bonuses

Basic
Dexterity 9
Acuity 9
All Casting 2
ToA
Toa Heal Bonus 2%
ToA Overcap - Dexterity 2

Raw Item JSON

{
  "sell_value" : 30000,
  "bonus_level" : 13,
  "sources" : {
    "monsters" : {
      "normal_drop" : [ "High Priest Andania" ]
    }
  },
  "flags" : {
    "dyable" : false,
    "emblemizable" : false
  },
  "icon" : 113,
  "utility" : 30.0,
  "delve_text" : " \nMagical Bonuses:\n- ALL magic skills: 2 pts\n- Dexterity: 9 pts\n- Acuity: 9 pts\n \nBonus to Dexterity attribute bonus cap: 2\nBonus to healing effectiveness: 2%\n \n \nBonus Level: 13\n",
  "slot" : 4,
  "artifact" : false,
  "material" : 0,
  "name" : "High Priest's Gem of Rejuvenation",
  "usable_by" : [ 0 ],
  "realm" : 0,
  "id" : 12624,
  "category" : 5,
  "bonuses" : [ {
    "id" : 303,
    "type" : 2,
    "value" : 2
  }, {
    "id" : 1,
    "type" : 1,
    "value" : 9
  }, {
    "id" : 10,
    "type" : 1,
    "value" : 9
  }, {
    "id" : 1,
    "type" : 28,
    "value" : 2
  }, {
    "type" : 16,
    "value" : 2,
    "requirement_id" : 5542
  } ],
  "ability_tags" : [ ]
}
How is utility calculated?