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 4 star Tense Serpent's Eye
+160 Strength and +160 PvP Power
Epic
Red/Yellow/Blue 4 star Void Sphere
+4 Resist All
Epic
Red/Blue 1 star Glinting Tanzanite
+5 Agility and +4 Hit
Epic
Red/Blue 1 star Shifting Tanzanite
+5 Agility and +6 Stamina
Epic
Red/Blue 1 star Accurate Dreadstone
+20 Expertise and +20 Hit
Epic
Red/Blue 1 star Purified Tanzanite
+10 Spirit and +5 Intellect
Epic
Red/Blue 1 star Mysterious Shadow Spinel
+25 Intellect and +25 PvP Power
Epic
Red/Blue 1 star Sovereign Amethyst
+5 Strength and +6 Stamina
Epic
Red/Blue 1 star Etched Tanzanite
+5 Strength and +4 Hit
Epic
Red/Blue 1 star Purified Tanzanite
+5 Intellect and +4 Spirit
Epic