Updated For 5.4 Mists of Pandaria

Gem Quality

Color Popularity Gem Quality Auction Price
Red/Blue 6 star Veiled Imperial Amethyst
+80 Intellect and +160 Hit
Rare
Red/Blue 2 star Perfect Veiled Roguestone
+80 Intellect and +160 Hit
Rare
Red/Blue 1 star Veiled Roguestone
+60 Intellect and +120 Hit
Uncommon
Red/Blue 1 star Purified Demonseye
+20 Intellect and +20 Spirit
Rare
Red/Blue 1 star Timeless Imperial Amethyst
+80 Intellect and +120 Stamina
Rare
Red/Blue 1 star Veiled Shadow Spinel
+25 Intellect and +25 Hit
Epic
Red/Blue 1 star Perfect Glinting Roguestone
+80 Agility and +160 Hit
Rare