Gem Rocks. It has a 3x3 layout and five pay lines, and its theme is gemstones. Play Gems Respin slot completely for free, without spending any money. Gems Respin is a slot developed by Booongo and distributed by Casino. Play Gems Respin slot demo for free. According to the number of players searching for it, Gems Respin is a moderately popular slot. Demo play for fun, no download or registration required. Play for real money with € + 30 free spins casino bonus! Gem Rocks Yggdrasil. Gems Respin Slot Game by Booongo at LiveBet Casino: enjoy Gems Respin free play in demo mode or get a % Bonus for real online wins! This game centers around the respins feature, and you trigger it every time you fill 2 reels with matching symbols on a non-winning spin, you will get a respin. Gems Respin is a slot machine by Booongo. This is a classic three-reels slot in with the modern design and exciting in-game features. This gem-themed slot comes with multipliers and re-spins as bonus. Discover similar slots from 3 Oaks and other game developers. This slot. It has a 3x3 layout and five paylines. . Try for fun new online slot Gems Respin from Booongo software. Gems Respin is an online slot developed by Booongo.