[2]

Matk + 240.
Matk + 3%, increases Rhythmical Wave damage by 15%.
Every 2 refine rate, Matk + 25, Matk + 1%.
Every 3 refine rate, increases Rhythmical Wave damage by 5%.
If refine rate is 7 or higher, increases all 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 Rhythmical Wave damage by additional 15%.

When equipped with Time Dimensions Rune Crown (Troubadour & Trouvere), increases Metallic Fury damage by 15%, increases magical damage against all property enemies by 10%,
if grade of Time Gap Musical Violin and Time Dimensions Rune Crown (Troubadour & Trouvere) is A or higher, increases Metallic Fury damage by additional percentage equal to the sum of refine rate of set, reduces global cooldown by 10%.

[Bonus by grade]
[Grade D] S.Matk + 5.
[Grade C] Increases Rhythmical Wave damage by 15%.
[Grade B] Increases all property magical damage by 10%.
[Grade A] Every 2 refine rate, S.Matk + 3.
Class: Instrument Attack: 100
Weight: 180
Weapon Level: 5
Required Level: 250
Jobs: Troubadour