Updated For 6.0.3 Warlords of Draenor

Gem Quality

Color Popularity Gem Quality
Yellow/Blue 6 star Piercing Wild Jade
+160 Critical Strike and +160 Hit
Rare
Yellow/Blue 3 star Perfect Piercing Alexandrite
+160 Critical Strike and +160 Hit
Rare
Red/Blue 3 star Accurate Imperial Amethyst
+160 Expertise and +160 Hit
Rare
Yellow/Blue 2 star Jagged Wild Jade
+160 Critical Strike and +120 Stamina
Rare
Red/Blue 2 star Shifting Imperial Amethyst
+80 Agility and +120 Stamina
Rare
Red/Blue 2 star Glinting Imperial Amethyst
+80 Agility and +160 Hit
Rare
Red/Blue 1 star Perfect Glinting Roguestone
+80 Agility and +160 Hit
Rare
Yellow/Blue 1 star Lightning Wild Jade
+160 Haste and +160 Hit
Rare
Blue 1 star Solid River's Heart
+240 Stamina
Rare