Updated For 6.0.3 Warlords of Draenor

Gem Quality

Color Popularity Gem Quality
Red 6 star Brilliant Serpent's Eye
+320 Intellect
Epic
Red 4 star Brilliant Chimera's Eye
+67 Intellect
Epic
Blue 3 star Sparkling Serpent's Eye
+480 Spirit
Epic
Red/Yellow 3 star Artful Lava Coral
+25 Intellect and +50 Mastery
Epic
Meta 3 star Tyrannical Primal Diamond
+665 PvP Power and +775 PvP Resilience
Epic
Red/Blue 2 star Purified Tanzanite
+5 Intellect and +4 Spirit
Epic
Yellow 2 star Quick Serpent's Eye
+480 Haste
Epic
Red 2 star Brilliant Queen's Garnet
+50 Intellect
Epic
Yellow 2 star Quick Lightstone
+100 Haste
Epic