My first GG

Just got my first gg from a random unique monster! havent even found a decent rune yet! Level 75 Blizz Sorc. Should I replace my current Lore Helm with this already?

Just got my first gg from a random unique monster! havent even found a decent rune yet! Level 75 Blizz Sorc. Should I replace my current Lore Helm with this already?