Updated For 5.4 Mists of Pandaria

Gem Quality

Color Popularity Gem Quality Auction Price
Red/Yellow 6 star Lucent Serpent's Eye
+160 Agility and +160 PvP Resilience
Epic
Red/Yellow 2 star Lucent Lava Coral
+25 Agility and +25 PvP Resilience
Epic
Red/Yellow/Blue 1 star Nightmare Tear
+10 All Stats
Epic
Red/Yellow/Blue 1 star Void Sphere
+4 Resist All
Epic
Red/Yellow 1 star Stalwart Fire Opal
+5 Parry and +4 Dodge
Epic
Red/Yellow 1 star Tenuous Lava Coral
+25 Expertise and +25 PvP Resilience
Epic