The material below is Open Game Content from a 3PP Source
Aura strong abjuration; CL 18th
Slot none; Price 120,630 gp; Weight 4 lbs.
This +2 cold iron longsword becomes a +5 holy cold iron longsword in the hands of a paladin.
This sacred weapon provides spell resistance of 5 + the paladin's level to the wielder and anyone adjacent to her. It also enables the paladin to use greater dispel magic (once per round as a standard action) at the class level of the paladin. Only the area dispel is possible, not the targeted dispel or counterspell versions of greater dispel magic.
Requirements Craft Magic Arms and Armor, holy aura, creator must be good; Cost 60,630 gp