Updated For 5.4 Mists of Pandaria

Gem Quality

Color Popularity Gem Quality Auction Price
Red/Yellow/Blue 6 star Nightmare Tear
+10 All Stats
Epic
Red/Yellow/Blue 2 star Void Sphere
+4 Resist All
Epic
Red/Yellow 1 star Inscribed Ametrine
+10 Strength and +10 Critical Strike
Epic
Red/Yellow 1 star Resplendent Serpent's Eye
+160 Strength and +160 PvP Resilience
Epic
Red/Yellow 1 star Inscribed Lava Coral
+25 Strength and +25 Critical Strike
Epic
Red/Yellow 1 star Champion's Fire Opal
+5 Strength and +4 Dodge
Epic
Red/Yellow 1 star Deadly Fire Opal
+5 Agility and +4 Critical Strike
Epic