Matk + 330, can't be destroyed.
Matk + 3%, increases Soul Vulcan Strike damage by 15%.
Every 2 refine rate, Matk + 25, Matk + 1%.
Every 3 refine rate, increases Soul Vulcan Strike damage by 5%.
If refine rate is 7 or higher, increases ghost property magical damage by 25%.
If refine rate is 9 or higher, reduces variable casting time by 10%, S.Matk + 7.
If refine rate is 11 or higher, increases Soul Vulcan Strike damage by additional 15%.

When equipped with Time Dimensions Rune Crown (Arch Mage), increases Mystery Illusion damage by 45%, increases ghost property magical damage by 15%, increases shadow property magical damage by 20%,
if grade of Time Gap Arch Staff and Time Dimensions Rune Crown (Arch Mage) is A or higher, increases Mystery Illusion damage by additional percentage equal to the sum of refine rate of set, reduces skill cooldown of Soul Vulcan Strike by 0.2 seconds.

[Bonus by grade]
[Grade D] S.Matk + 5.
[Grade C] Increases Soul Vulcan Strike damage by 15%.
[Grade B] Increases ghost property magical damage by 10%.
[Grade A] Every 2 refine rate, S.Matk + 3.
Class: Two-handed Staff Attack: 120
Weight: 200
Weapon Level: 5
Required Level: 250
Jobs: Arch Mage