Updated For 6.0.3 Warlords of Draenor

Gem Quality

Color Popularity Gem Quality
Blue 6 star Sparkling Serpent's Eye
+480 Spirit
Epic
Red/Yellow/Blue 1 star Void Sphere
+4 Resist All
Epic
Red/Blue 1 star Timeless Tanzanite
+5 Intellect and +6 Stamina
Epic
Yellow/Blue 1 star Misty Chrysoprase
+5 Critical Strike and +4 Spirit
Epic
Red/Blue 1 star Timeless Tanzanite
+5 Intellect and +6 Stamina
Epic
Yellow/Blue 1 star Nimble Chrysoprase
+10 Hit and +8 Dodge
Epic