Gems

      Rangers: Stamina (Health+Regeneration) and Agility (Attack, Crit, Dodge)
      Mage: Spell Power (Damage) and Wisdom (Regeneration+Mana)
      Monk-Mili: Wisdom (Regeneration+Mana) and Spell Power (Damage)
      Monk-Healer: Wisdom (Regeneration+Mana), Stamina (Health) and Heal Power
      Warrior-DPS: Stamina (Health+Regeneration) and Strength (Damage)
      Warrior-Tank: Stamina (Health+Regeneration) and Armor


      By character stats:

      Agility – Increase player dodge and critical strike chance, and increase ranged attack power. 1 Agility = .03% Critical Chance, .04% Dodge, 1 Ranged Attack Power (2 Ranged Attack Power, 1 Melee Attack Power for Ranger)
      Armor - Armor points shows how much damage is absorbed by your armor.
      Stamina - Increase your hit points regeneration rate and max hit points with 10 per point. (All Classes, Warriors if tanking)
      Strength – Increase your attack power. 1 Strength = 2 Melee Attack Power (1 Melee Attack Power for Ranger)
      Wisdom – Increase your mana regeneration rate and max mana points. 1 Wisdom = 15 MP and 2 MP/8s (Mages, Monks)
      By item stats:

      Increase attack power by x ; 1 point increases player attack power by 1
      Increase block level by x ; 1 level increases player block chance by 0.1%
      Increase critical level by x ; 1 level increases player melee/heal critical chance by 0.1%
      Increase dodge level by x ; 1 level increases player dodge chance by 0.1%
      Increase hit level by x ; 1 level increases player melee hit chance by 0.1%
      increase poison spell power by x ; 1 point increases poison spell damage bonus by 1 (0.1%)
      Increase parry level by x ; 1 level increases player parry chance by 0.1%
      increase healing power by x ; 1 point increases healing power by 1 (0.1% total healing power & restore)
      increase holy spell power by x ; 1 point increases holy spell damage bonus by 1 (0.1%)
      Increase spell hit chance by x ; 1 point increases player spell hit chance by 0.1%
      Increase spell critical chance by x ; 1 point increases player spell critical chance by 0.1%
      increase spell power by x ; 1 point increases all spell damage (and heal) by 0.1%

      Quelle : Attributes - Order & Chaos