Gems in Clash of Clans serve as the premium in-game currency. Players can acquire gems through various means, including completing achievements and removing obstacles from their village. Gems can be used to speed up construction and troop training, purchase resources, and buy special items.
- Log into your Clash Of Clans account
- Go to your account menu and click 'Settings'
- Press the 'Redeem Gems' option
- Enter your code and press 'Get' to redeem your gems.