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 Nightmare Tear
+0 All Stats
Epic
Red/Blue 1 star Glinting Tanzanite
+5 Agility and +4 Hit
Epic
Red/Yellow/Blue 1 star Void Sphere
+4 Resist All
Epic
Blue 1 star Rigid Serpent's Eye
+480 Hit
Epic
Blue 1 star Solid Serpent's Eye
+480 Stamina
Epic
Red/Blue 1 star Purified Tanzanite
+10 Spirit and +5 Intellect
Epic
Blue 1 star Solid Deepholm Iolite
+75 Stamina
Epic
Blue 1 star Sparkling Chimera's Eye
+134 Spirit
Epic
Red/Blue 1 star Mysterious Serpent's Eye
+160 Intellect and +160 PvP Power
Epic