Once you reach Torment I, Horadric Tomes can drop from Strongrooms. These unlock the ability to craft Horadric Jewels at the Lapidary in Cerrigar. Jewels socket into Amulets and Rings, granting powerful effects like spell boosts and elemental explosions. Your first Tome comes from the Horadric Knowledge seasonal board. Crafting requires Horadric Phials and Gem Fragments.
Brilliant SigilJewelry: +120 Armor and 6% Resistance to All Elements
Your Infusions are 150%[x] more potent.
Elemental BrandJewelry: +120 Armor and 6% Resistance to All Elements
Your Catalytic Skill deals 33% damage of your Infusion's element over 3 seconds. Lucky Hit: Dealing damage of your Infusion's element has up to a 33% chance to trigger its secondary effect.
Horadric CrestJewelry: +120 Armor and 6% Resistance to All Elements
For each Arcana from a unique School you have equipped, gain 5%[+] Damage Reduction and 1%[+] Maximum Resistance to All Elements.
Idol From BelowJewelry: +120 Armor and 6% Resistance to All Elements
You gain 6%[x] primary stat, 6%[x] 8%[x] maximum life and you are always Unhindered. However, you will be hunted in Sanctuary's darkest places by Jewel Guardians who were entombed to protect this relic. Jewel Guardians generated by Idol from Below can no longer appear in Training Grounds or after a Dungeon’s objective has been completed. They now also spawn at specific intervals as opposed to two random times.
Liminal EchoJewelry: +120 Armor and 6% Resistance to All Elements
If you would take fatal damage, instead prevent that damage, invoke Propulsion, and become Invulnerable for 3 seconds. This can only occur once every 75 seconds.
Note: This Horadric Jewel no longer drops when playing in Hardcore.
Luminate EyeJewelry: +120 Armor and 6% Resistance to All Elements
Your Catalytic Skill gains 25%[+] Cooldown Reduction.
Myriad StoneJewelry: +120 Armor and 6% Resistance to All Elements
After you cast your Catalytic Skill, if it is an Ultimate, gain 30%[+] Attack Speed for 10 seconds.
Reverie HornJewelry: +120 Armor and 6% Resistance to All Elements
After you injure or kill an enemy, your Summons are empowered, growing larger and dealing 50%[x] 30%[x] more damage for 4 seconds.
Scornful LightJewelry: +120 Armor and 6% Resistance to All Elements
You deal 20%[x] and take 10%[x] more Elemental damage.
Seal of ControlJewelry: +120 Armor and 6% Resistance to All Elements
While you have two or more Arcana from the School of Control equipped, gain 45%[+] Control Duration and 30%[+] Lucky Hit Chance.
Seal of DenialJewelry: +120 Armor and 6% Resistance to All Elements
While you have two or more Arcana from the School of Denial equipped, gain 30%[x] more Barrier, Fortify and Thorns.
Seal of PowerJewelry: +120 Armor and 6% Resistance to All Elements
While you have two or more Arcana from the School of Power equipped, gain 25%[+] Movement Speed and 15%[+] Critical Strike Chance.
Spark of CreationJewelry: +120 Armor and 6% Resistance to All Elements
After you cast your Catalytic Skill, gain 5 10 Primary Resource.
The StarfluxJewelry: +120 Armor and 6% Resistance to All Elements
Your Catalysts deal 100%[x] more damage. However, you lose control over Horadric Spellcraft, causing your Catalysts to inherit Infusions randomly.
Tyrant BaneJewelry: +120 Armor and 6% Resistance to All Elements
After you deal damage over time to an enemy, they take 0.33%[x] more damage over time from you forever.
WillbreakerJewelry: +120 Armor and 6% Resistance to All Elements
Physical damage you deal shatters enemies' spirits, causing them to take 40%[x] more Physical damage for 6 seconds. This effect applies when first damaging a Boss or Elite, or when they are affected by Crowd Control.