Updated For 6.0.3 Warlords of Draenor

Gem Quality

Color Popularity Gem Quality
Blue 6 star Sparkling Serpent's Eye
+480 Spirit
Epic
Blue 4 star Solid Serpent's Eye
+480 Stamina
Epic
Red/Blue 4 star Timeless Tanzanite
+5 Intellect and +6 Stamina
Epic
Blue 2 star Solid Deepholm Iolite
+75 Stamina
Epic
Red/Yellow/Blue 2 star Nightmare Tear
+0 All Stats
Epic
Blue 1 star Sparkling Majestic Zircon
+40 Spirit
Epic
Red/Blue 1 star Glinting Shadow Spinel
+25 Agility and +50 Hit
Epic
Yellow/Blue 1 star Jagged Chrysoprase
+10 Critical Strike and +6 Stamina
Epic
Red/Blue 1 star Assassin's Serpent's Eye
+160 Agility and +160 PvP Power
Epic
Blue 1 star Rigid Serpent's Eye
+480 Hit
Epic