Gem Trio: Base Game
Gem Trio by Pragmatic Play delivers a compact and nostalgic gameplay experience across a 3x3 reel layout with 9 fixed paylines. Set against a backdrop that evokes vintage slot machines, it targets fans of retro-style casino games who prefer straightforward mechanics with high stakes. Despite its minimalist setup, Gem Trio packs a punch thanks to its high volatility and generous maximum win of 20,000x your stake.
Betting begins at a low €0.10, making the game accessible for casual players, while high rollers can wager up to €250 per spin. The theoretical Return to Player (RTP) is a competitive 96.50%, positioning it well above industry average for this genre. The hit frequency in the base game is calculated at 1 in 3.59 spins, meaning players can expect reasonably consistent wins, although the most lucrative potential lies within the bonus rounds.
The symbols are simplified for a traditional feel. You’ll encounter variations of Bars and 7s—specifically, single and double Bars, as well as single, double, and triple 7s. These symbols evoke the classic Vegas-style reels and pay between 0.3x and 7x depending on the combination. The only twist in the base game comes from three unique wilds, which not only substitute for standard symbols but also come with their own payout tiers and, in some cases, multipliers.
Gem Trio: Slot Features
While the base game offers a clean, vintage-style slot experience, the features in Gem Trio dramatically elevate the excitement, especially through its combination of wild symbols, Gem-triggered bonuses, and free spins with powerful modifiers.
Wild Symbols
There are three types of wild symbols, each offering its own payout. Green Wilds act as substitutes and pay up to 50x, Red Wilds go further with 125x, and the premium 3x Wilds can pay 250x when lined up. The latter doesn’t just substitute; it triples any win it's involved in when paired with regular pay symbols. If a winning line includes three mixed wilds, you’ll still receive a 15x payout, reinforcing their value even in combination.
Gem Symbols
Gem Trio introduces three collectible Gem types: Emeralds, Diamonds, and Rubies. When one of these lands, it’s collected at the top of the reels. Once collected, they can randomly trigger the free spins bonus round, each type bringing its own unique modifier to the gameplay. The modifiers are not chosen; they activate based on which Gems you've collected.
Emeralds contribute to the potential for additional free spins during the bonus round, Diamonds are tied to lucrative jackpot payouts, and Rubies open up the game into a dual-grid mode, doubling your chances of hitting big.
Free Spins
When the feature is triggered, players receive 10 free spins, enhanced by one, two, or all three modifiers depending on which Gems were collected. If you’ve triggered the round with Emeralds, you gain the chance for more free spins during the feature. With Diamonds, the slot reveals bonus prize symbols ranging from 20x to 10,000x, and collecting four of the same value unlocks that reward. If the Ruby modifier is active, you’ll play the bonus round across two separate 3x3 reels, essentially running parallel free spin rounds.
The synergy between modifiers becomes especially exciting when more than one is active. For instance, dual grids with jackpot opportunities or added spins create a dynamic that feels far richer than Gem Trio’s retro aesthetic would suggest.
Feature Buy
For players who want to skip straight to the bonus action, Gem Trio offers three Feature Buy options:
- 50x your stake for Free Spins with 1 modifier
- 100x your stake for Free Spins with 2 modifiers
- 200x your stake for Free Spins with all 3 modifiers active
Conclusion
Gem Trio is a love letter to the old-school era of slot machines, blending retro visuals with modern win potential. While its 3x3 layout and limited base game features might seem minimalist, the cleverly designed wilds, jackpots, and free spins modifiers crank up the intensity. With a 20,000x max win, high RTP, and exciting bonus dynamics, Gem Trio is more than just a nostalgic trip — it’s a chance to land explosive wins. Best of all? You can try the free demo of Gem Trio right now on Spinaspin.
Fun Fact
The maximum win in Gem Trio — 20,000x — is more than double that of many modern 5-reel slots, despite using a minimalist 3x3 grid.
Pros and Cons
Pros:
- High RTP of 96.50%
- 20,000x max win
- Three unique wilds with powerful payouts
- Jackpot feature with up to 10,000x prize
Cons:
- Basic base game
- Retro visuals might not appeal to all players
- Bonus relies on random gem triggers (unless bought)
FAQ
Is there a free demo for Gem Trio?
Yes, you can play the free demo of Gem Trio on Spinaspin to try it without spending real money.
What is the RTP of Gem Trio by Pragmatic Play?
The slot has a theoretical RTP of 96.50%, which is above average.
What’s the maximum win in Gem Trio?
You can win up to 20,000x your stake in this slot.
How do you trigger free spins in Gem Trio?
Collecting Gem symbols can randomly trigger free spins, or you can buy the feature starting at 50x your bet.
Can I win jackpots in this slot?
Yes, during the Diamond modifier, you can land Mini, Minor, Major, or Grand jackpots, with the Grand worth 10,000x.
