Updated For 6.0.3 Warlords of Draenor

Gem Quality

Color Popularity Gem Quality
Red 6 star Bold Serpent's Eye
+320 Strength
Epic
Blue 4 star Solid Serpent's Eye
+480 Stamina
Epic
Yellow 4 star Smooth Serpent's Eye
+480 Critical Strike
Epic
Meta 2 star Tyrannical Primal Diamond
+665 PvP Power and +775 PvP Resilience
Epic
Red 2 star Flashing Serpent's Eye
+480 Parry
Epic
Red 1 star Bold Cardinal Ruby
+20 Strength
Epic
Red/Yellow/Blue 1 star Nightmare Tear
+0 All Stats
Epic
Yellow/Blue 1 star Steady Chrysoprase
+5 PvP Resilience and +6 Stamina
Epic
Red/Yellow 1 star Inscribed Fire Opal
+5 Strength and +4 Critical Strike
Epic
Red/Blue 1 star Tense Serpent's Eye
+160 Strength and +160 PvP Power
Epic
Red/Blue 1 star Timeless Tanzanite
+5 Intellect and +6 Stamina
Epic
Yellow 1 star Fractured Serpent's Eye
+480 Mastery
Epic