P.Atk + 5.
If grade of enchanted equipment is D or higher, increases melee physical damage by 5%.
If grade of enchanted equipment is C or higher, increases melee physical damage by additional 5%.
If grade of enchanted equipment is B or higher, Atk + 2%, P.Atk + 5.
If grade of enchanted equipment is A or higher, additional Atk + 3%, P.Atk + 5.