The current price of a Pul Rune is 2 - 4 fg (d2jsp forum gold) and the equivalent in rune value is 2x Lem - 2x Lem.
Rune Information
Pul RuneCan be Inserted into Socketed ItemsWeapons: +75% Damage to Demons, +100 to Attack Rating Against DemonsArmors: +30% Enhanced DefenseHelms: +30% Enhanced DefenseShield: +30% Enhanced DefenseRequired Level: 45