Updated For 6.2.3 Warlords of Draenor
Color Popularity Gem Quality
Prismatic 6 star Bold Crimson Spinel
+10 Strength
Epic
Prismatic 3 star Bold Serpent's Eye
Epic
Prismatic 3 star Flashing Crimson Spinel
+20 Parry
Epic
Prismatic 3 star Quick Serpent's Eye
Epic
Prismatic 3 star Solid Empyrean Sapphire
+15 Stamina
Epic