Were you looking for Northrend yellow gems?

Yellow gems provide the following bonuses:

Yellow
Critical Strike Rating	Smooth
Defense Rating	Thick
Hit Rating	Rigid
Intellect	Brilliant
Resilience Rating	Mystic
Spell Critical Rating	Gleaming
Spell Hit Rating	Great

The following are cut into yellow socket gems:

• [Golden Draenite]
• [Dawnstone]
• [Lionseye]

Yellow, match yellow sockets.
Gem	Effects	Source	Gem	Effects	Source
[Gleaming Amber]	+4 Critical Strike Rating	Vendor	[Smooth Amber]	+4 Critical Strike Rating	Vendor
[Gleaming Golden Draenite]	+6 Critical Strike Rating	The Aldor	[Smooth Golden Draenite]	+6 Critical Strike Rating	Tatiana/Kalaen
[Gleaming Dawnstone]	+8 Critical Strike Rating	World Drop	[Smooth Dawnstone]	+8 Critical Strike Rating	World Drop
[Gleaming Ornate Dawnstone]	+10 Critical Strike Rating	Master Sergeant Biggins Brave Stonehide	[Smooth Ornate Dawnstone]	+10 Critical Strike Rating	Master Sergeant Biggins Brave Stonehide
[Gleaming Lionseye]	+10* Critical Strike Rating	Scale of the Sands Shattered Sun Offensive	[Smooth Lionseye]	+10 Critical Strike Rating	Scale of the Sands Shattered Sun Offensive
[Blood of Amber]	+12* Critical Strike Rating	The Sha'tar	[Stone of Blades]	+12 Critical Strike Rating	Keepers of Time
Gem	Effects	Source	Gem	Effects	Source
[Brilliant Amber]	+4 Intellect	Vendor	[Thick Amber]	+4 Defense Rating	Vendor
[Brilliant Golden Draenite]	+6 Intellect	Tatiana/Kalaen	[Thick Golden Draenite]	+6 Defense Rating	Consortium
[Brilliant Dawnstone]	+8 Intellect	World Drop	[Thick Dawnstone]	+8 Defense Rating	World Drop
[Brilliant Lionseye]	+10 Intellect	Scale of the Sands Shattered Sun Offensive	[Thick Lionseye]	+10 Defense Rating	Scale of the Sands Shattered Sun Offensive
			[Facet of Eternity]	+12 Defense Rating	Keepers of Time
Gem	Effects	Source	Gem	Effects	Source
[Great Golden Draenite]	+6 Hit Rating	Ogri'la elites	[Rigid Amber]	+4 Hit Rating	Vendor
[Great Dawnstone]	+8 Hit Rating	World Drop	[Rigid Golden Draenite]	+6 Hit Rating	Tatiana/Kalaen
[Great Lionseye]	+10 Hit Rating	Scale of the Sands Shattered Sun Offensive	[Rigid Dawnstone]	+8 Hit Rating	World Drop
			[Rigid Lionseye]	+10 Hit Rating	Scale of the Sands Shattered Sun Offensive
Gem	Effects	Source	Gem	Effects	Source
[Mystic Dawnstone]	+8 Resilience	Halaa	[Quick Dawnstone]	+8 Haste Rating	Shattered Sun Offensive
[Sublime Mystic Dawnstone]	+10 Resilience	Halaa	[Quick Lionseye]	+10 Haste Rating	Scale of the Sands Shattered Sun Offensive
[Mystic Lionseye]	+10 Resilience	Scale of the Sands Shattered Sun Offensive