High Priest's Golden Prayer Chain

Jewelry Necklace

Item Details

Utility 42
Bonus Level 14
Dyeable No
Sellable Yes
Tradeable Yes

Restrictions

Level Required Any
Usable By
All Classes

Magical Bonuses

Basic
Hit Points 24
Acuity 9
All Casting 2
ToA
Toa Hit Points Cap 24
Toa Heal Bonus 2%
Toa Spell Range 2%

Raw Item JSON

{
  "sell_value" : 30000,
  "bonus_level" : 14,
  "sources" : {
    "monsters" : {
      "normal_drop" : [ "High Priest Andania" ]
    }
  },
  "flags" : {
    "dyable" : false,
    "emblemizable" : false
  },
  "icon" : 623,
  "utility" : 42.0,
  "delve_text" : " \nMagical Bonuses:\n- ALL magic skills: 2 pts\n- Acuity: 9 pts\n- Hits: 24 pts\n \nBonus to hit points bonus cap: 24\nBonus to healing effectiveness: 2%\nBonus to spell range: 2%\n \n \nBonus Level: 14\n",
  "slot" : 9,
  "artifact" : false,
  "material" : 0,
  "name" : "High Priest's Golden Prayer Chain",
  "usable_by" : [ 0 ],
  "realm" : 0,
  "id" : 12629,
  "category" : 5,
  "bonuses" : [ {
    "id" : 303,
    "type" : 2,
    "value" : 2
  }, {
    "id" : 10,
    "type" : 1,
    "value" : 9
  }, {
    "type" : 4,
    "value" : 24
  }, {
    "type" : 29,
    "value" : 24
  }, {
    "type" : 16,
    "value" : 2,
    "requirement_id" : 5542
  }, {
    "type" : 12,
    "value" : 2,
    "requirement_id" : 5542
  } ],
  "ability_tags" : [ ]
}
How is utility calculated?