The Giant Gems slot game was developed by the Australian software vendor, NextGen Gaming. Its common symbols are the amethysts, rubies sapphires, emeralds and A, K, Q, J, and 10. The machine has 3 rows, 5 reels and 10 pay lines. Its theoretical RTP is between 93.75%-96.13%.
The game mobile version was released in September 2016 whereas the desktop version was released in 2015. This online machine pays both ways left to right and right to left.