Updated For 6.0.3 Warlords of Draenor

Gem Quality

Color Popularity Gem Quality
Red/Yellow/Blue 6 star Nightmare Tear
+0 All Stats
Epic
Red/Blue 2 star Purified Dreadstone
+10 Intellect and +20 Spirit
Epic
Red/Blue 2 star Accurate Shadow Spinel
+50 Expertise and +50 Hit
Epic
Red/Yellow/Blue 2 star Void Sphere
+4 Resist All
Epic
Red/Blue 2 star Mysterious Tanzanite
+5 Intellect and +5 PvP Power
Epic
Red/Blue 1 star Timeless Tanzanite
+5 Intellect and +6 Stamina
Epic
Red/Blue 1 star Purified Tanzanite
+10 Spirit and +5 Intellect
Epic
Red/Blue 1 star Purified Tanzanite
+5 Intellect and +8 Spirit
Epic