Updated For 6.0.3 Warlords of Draenor

Gem Quality

Color Popularity Gem Quality
Yellow 6 star Fractured Serpent's Eye
+480 Mastery
Epic
Yellow 2 star Smooth Serpent's Eye
+480 Critical Strike
Epic
Yellow 1 star Quick Serpent's Eye
+480 Haste
Epic
Red/Yellow/Blue 1 star Nightmare Tear
+0 All Stats
Epic
Red/Yellow 1 star Resplendent Lava Coral
+25 Strength and +25 PvP Resilience
Epic
Red/Yellow 1 star Resplendent Serpent's Eye
+160 Strength and +160 PvP Resilience
Epic
Yellow 1 star Smooth King's Amber
+40 Critical Strike
Epic
Red/Yellow/Blue 1 star Void Sphere
+4 Resist All
Epic
Red/Yellow 1 star Stalwart Fire Opal
+5 Parry and +4 Dodge
Epic
Yellow 1 star Mystic Lightstone
+50 PvP Resilience
Epic
Yellow/Blue 1 star Vivid Elven Peridot
+25 PvP Power and +25 PvP Resilience
Epic
Yellow 1 star Smooth Lionseye
+20 Critical Strike
Epic
Red/Yellow 1 star Tenuous Lava Coral
+50 Expertise and +25 PvP Resilience
Epic
Yellow/Blue 1 star Steady Chrysoprase
+5 PvP Resilience and +6 Stamina
Epic
Yellow 1 star Quick King's Amber
+40 Haste
Epic