The magic circle that imaged the property.
It feels like you can use a powerful magic just to wear it.

For each 2 refine levels: MATK +20.

Refine Level +7:
Reduces variable cast time by 10%.

Refine Level +9:
Increases Neutral and Shadow elemental magic damage by 10%.

Refine Level +11:
Increases Water, Wind, Earth and Fire elemental magic damage by 10%.

For each refine level above +10:
Reduces fixed cast time by 0.1 second (up to +15).

When equipped with Mental Stick:
Every 2 refine level of Mental Stick:
Increases Psychic Wave damage by 5%.

When equipped with Kronos:
Every 2 refine level of Kronos
Increases Hell Inferno damage by 10%.

When equipped with Mikatsuki or Raksasa Dagger:
Reduces variable cast time as percent equal to refine level of Mikatsuki or Raksasa Dagger.

Every 2 refine level of Mikatsuki or Raksasa Dagger:
Increases Flaming Petals, Freezing Spear and Wind Blade damage by 5%.

[iRO Description]
This circle of magic outlines the properties, it feels like you can use powerful magic by wearing it.
Class: Headgear
Position: Upper
Defense: 0
Requires Level: 1
Usable By: All Jobs
Matk + 20 per 2 upgrade levels of the item.
If upgrade level is +7 or higher, reduces the variable casting time of skills by 10%.
If upgrade level is +9 or higher, increases the damage of Neutral and Shadow property magical attacks on targets by 10%.
If upgrade level is +11 or higher, increases the damage of Water, Earth, Fire, and Wind property magical attacks on targets by 10%.
Reduces the fixed casting time of skills by 0.1 second per upgrade level of the item past the upgrade level of 10 to a maximum upgrade level of 15.

Set Bonus
Spell Circuit [1]
Mental Stick [1]
Increases the damage of Psychic Wave by 5% per 2 upgrade levels of the weapon.

Set Bonus
Spell Circuit [1]
Kronos
Increases the damage of Hell Inferno by 10% per 2 upgrade levels of the weapon.

Set Bonus
Spell Circuit [1]
Mikatsuki [1]
Raksasa Dagger [1]
Reduces the variable casting time of skills per combined sum of upgrade levels of the weapons.
Increases the damage of Flaming Petals, Freezing Spear, and Wind Blade by 5% per 2 upgrade levels of the weapon.