Updated For 5.4 Mists of Pandaria

Gem Quality

Color Popularity Gem Quality Auction Price
Blue 6 star Sparkling Serpent's Eye
+480 Spirit
Epic
Red/Blue 5 star Mysterious Serpent's Eye
+160 Intellect and +160 PvP Power
Epic
Blue 3 star Solid Serpent's Eye
+480 Stamina
Epic
Red/Blue 3 star Assassin's Serpent's Eye
+160 Agility and +160 PvP Power
Epic
Red/Yellow/Blue 1 star Void Sphere
+4 Resist All
Epic
Red/Yellow/Blue 1 star Nightmare Tear
+10 All Stats
Epic
Blue 1 star Rigid Serpent's Eye
+480 Hit
Epic
Red/Blue 1 star Veiled Shadow Spinel
+25 Intellect and +25 Hit
Epic