Great Gems

Cayetano Gaming brings to the reels of Castle Jackpot an online slot with a colossal amount of paylines! Great Gems slot comes with 1024 ways to land a win and a 5x4 reel set.




Min Bet


Max Bet

Bonus: Extender, Senior Reels

About Great Gems Slot

Here at Castle Jackpot, we bring a glistening addition to our arsenal of online slots. Developed by Cayetano the Great Gems slot is dripping in diamonds and rubies which provide the symbols. Knights and maidens will have 1024 ways to try and land the greatest gem in the whole of the 5x4 reel mechanism. Jousters can commence their duel from 25p to £10 on either desktop, tablet and mobile for the chance to form identical single gems joined together.

How to Play Great Gems Slot

Total Stake

In the Great Gems slot, the Total Stake is the amount that is to be bet on each spin. Castle Jackpot jousters can adjust their Total Stake amount using the (-) and (+) buttons, the minimum amount is 25p and the maximum is £10.


Once Castle Jackpot jousters have set their total stake amount they are ready to press the spin button in the Great Gems slot.


There is also the autoplay option in the Great Gems slot, the amount of autoplay spins Castle Jackpot jousters can have ranges from 10 to 100. There is also a loss limit that jousters can set.

Great Gems Slot Special Features


The Great Gem is shown on each spin and they extend at random times on the reels. The Great Gem can cover up to 5x4 gems!

Senior Reels

Up to 7 of the lowest paying gems are excluded for an enhanced possibility to land a win in that spin.

Royal Rumble on the Great Gems Slot

Here ye, here ya Castle Jackpot knights and maidens gather around as we give our final verdict of the Great Gems slot and the chance to land the diamonds and rubies in this simplistic slot game has been an extravagant experience. If thou have enjoyed the joust for the glistening gems, Castle Jackpot hosts a vast range of online slots with a similar theme, we recommend taking a gander at Double Diamond slot.