Updated For 6.0.3 Warlords of Draenor

Gem Quality

Color Popularity Gem Quality
Red/Blue 6 star Purified Imperial Amethyst
+80 Intellect and +160 Spirit
Rare
Red/Blue 2 star Perfect Purified Roguestone
+80 Intellect and +160 Spirit
Rare
Red/Blue 2 star Timeless Imperial Amethyst
+80 Intellect and +120 Stamina
Rare
Red/Blue 1 star Mysterious Imperial Amethyst
+80 Intellect and +80 PvP Power
Rare
Red/Blue 1 star Purified Roguestone
+60 Intellect and +120 Spirit
Uncommon
Red/Blue 1 star Purified Demonseye
+20 Intellect and +40 Spirit
Rare
Red/Blue 1 star Veiled Imperial Amethyst
+80 Intellect and +160 Hit
Rare
Red/Blue 1 star Perfect Timeless Roguestone
+80 Intellect and +120 Stamina
Rare
Red/Blue 1 star Perfect Mysterious Roguestone
+80 Intellect and +80 PvP Power
Rare
Red/Blue 1 star Veiled Demonseye
+20 Intellect and +40 Hit
Rare
Red/Blue 1 star Purified Tanzanite
+5 Intellect and +4 Spirit
Epic