Updated For 6.0.2 Warlords of Draenor

Gem Quality

Color Popularity Gem Quality
Red/Blue 6 star Accurate Shadow Spinel
+50 Expertise and +50 Hit
Epic
Red/Yellow/Blue 6 star Nightmare Tear
+0 All Stats
Epic
Red/Blue 6 star Defender's Shadow Spinel
+50 Parry and +37 Stamina
Epic