Once a gem is placed into a socket, it cannot be removed or restored.
What to do if you're unable to conjure a mana gem.
Information about the Masterwork Gem Chests and how they work in Diablo Immortal
Information about profession bags
Information on Mundane Gems not dropping for the quest Mundane Gems, I Think Not!
Information about request to uncraft an item in Diablo Immortal.
Information on stuck Dragon's Eye Gems in Gloves or Bracers after abandoning Blacksmithing in Wrath of Lich King Classic
Information about trading items between characters in Immortal
Purchased Heroes of the Storm Gems for the Wrong Region
What to do when the socket from this optional reagent was removed after recrafting