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/Blue 2 star Shifting Dreadstone
+10 Agility and +15 Stamina
Epic
Blue 2 star Solid Serpent's Eye
+480 Stamina
Epic
Red/Yellow/Blue 2 star Void Sphere
+4 Resist All
Epic
Blue 2 star Rigid Serpent's Eye
+480 Hit
Epic