Gem Trio (Pragmatic Play) – Review & Demo Play

Gem Trio - Slot Overview

I’ve put proper time into Gem Trio from Pragmatic Play. It’s a 3x3, 9-payline slot with high volatility and a default 96.50% RTP, though some sites run 95.49% or 94.50%. Stakes go from 0.10 to 250. The hit frequency sits at 27.85%, free spins arrive about once in 93.94 spins, and the max win is 20,000x. Only Bars and 7s pay in the base game, with three wild types adding a bit of flair between triggers.

The presentation is a blast from the past, with payline numbers on a compact reel set and Break da Bank era looks. I like the jazzy audio and glittering gems, but the base game feels sparse without gem activity. It plays fast and straight, which suits 3-reel fans. For me, the appeal sits in those modifiers rather than line pays, as the grid is small and the bigger swings live in features.

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Symbols and Payouts in Gem Trio

Wins land when 3 identical symbols line up from the left across 9 fixed paylines. Regulars are pure retro: Single BAR and Double BAR, plus Single, Double, and Triple 7s. Any Bars combo pays 0.3x; single BAR pays 0.5x, double BAR 1x. Any 7s combo pays 1x; single 7 pays 2.5x, double 7 4x, triple 7 7x. It’s tidy and readable, with low pays geared to let wilds and modifiers do the heavy lifting.

Gem Trio Symbols and Paytable

Symbol	Quantity	Payout
	3	x7
	3	x4
	3	x2.5
	3	x1
	3	x0.5
	3	x125
	3	x250

Wild Symbols in Gem Trio

There are three wild symbols in Gem Trio: green, red, and the 3x wild. All substitute for pay symbols, not Gems. A full line of green, red, or 3x wilds returns 50x, 125x, or 250x respectively, whilst any mix of the three wilds pays 15x. On a 3x3 layout, these lines matter; they punctuate the modest BAR and 7 returns and act as the main base-game spikes. They land in both phases and show up often enough to keep things moving.

The 3x wild multiplies any non-wild line it helps by three, which is the only real base-game twist. I’ve had stretches where wilds kept me treading water, but without Gems, the session can feel a little so-so. That suits players who want straight, punchy moments rather than layered base mechanics. It’s fine as a prelude to the better bits. On a good run, wild lines can spike returns, yet you still wait on a proper bonus to push the needle.

Gem Symbols in Gem Trio

Emerald, Diamond, and Ruby symbols appear and are collected into meters above the grid. The collection happens after the spin and can randomly trigger free spins with one, two, or three modifiers active, chosen from the gem types you’ve banked. This is the heartbeat of the game. When the trigger arrives, those saved modifiers decide the flavour of the bonus. It’s simple progression, no scatters required, and it keeps you scanning for Gems constantly.

Bonus Buy Feature

Free Spins 1 Pay 50x total bet to trigger the FREE SPINS feature with one of the three modifiers guaranteed to activate randomly.
Feature Cost:	x50 Bet
RTP:	96.50%
Volatility:	-
Free Spins 2 Pay 100x total bet to trigger the FREE SPINS feature with any two of the three modifiers guaranteed to activate randomly.
Feature Cost:	x100 Bet
RTP:	96.51%
Volatility:	-
Free Spins 3 Pay 200x total bet to trigger the FREE SPINS feature all three modifiers guaranteed to activate.
Feature Cost:	x200 Bet
RTP:	96.49%
Volatility:	-

Free Spins in Gem Trio

Free spins start with 10 spins and at least one modifier tied to the Gem collection. More than one Gem type collected can activate in the same round, mixing effects. In practice, this is where the slot opens up. The grid stays 3x3, but the pace shifts, wilds land with purpose, and the modifiers reshape the risk profile. Sessions can hinge on which modifier combination you bring into the round.

Emerald is the extender. Each Emerald during the bonus awards +1 or +2 extra spins, applied to the relevant grid if Ruby is also active. Ruby splits play across two 3x3 grids with 10 spins each, and totals combine. I like Ruby for tempo and coverage; it doubles the number of windows where wild lines and Gems can land, though it can still whiff on a high-volatility run. When it clicks, the rhythm feels lively.

Diamond brings the jackpots into play: Mini 20x, Minor 50x, Major 300x, Grand 10,000x. Each Diamond shows a prize name; collect four of the same to land it. Big point: these jackpot prizes only exist during Diamond-enabled free spins, so outside that, you’re capped at regular line hits. That vault-like gating makes Diamond the swingy, premium pick, and it’s where most of the headline potential actually sits. It can still fizzle if the names split.

Feature Buy in Gem Trio

Gem Trio offers three feature buys: 50x for one random modifier, 100x for two, 200x for all three. The 200x route is the clean way to guarantee Diamond access alongside Emerald and Ruby, though the price bites. I’ve used buys to skip the sparse base stretches, but UK players should note bonus buys aren’t available at licensed sites. If you’re in the UK, you’ll need to trigger features via collection.

Gem Trio - Slot Verdict

For me, Gem Trio is a retro-designed wannabe Power Combo that saves its best bits for free spins. The base game is fine, kept alive by three wilds and the 3x multiplier, yet jackpots are stashed away behind the Diamond modifier. That design makes sense on a 3x3, but it means a lot of your ceiling sits out of reach until the right trigger lands. The 20,000x cap is big for this format.

I’d pick it when I want concentrated volatility on a tiny grid, not when I fancy busy base mechanics. The 96.50% RTP, 27.85% hit rate, and about 1 in 93.94 bonus frequency line up with a patient, bonus-led chase. Retro-minded gamblers will enjoy the blast from the past vibe; high-risk specialists will chase the Diamond path. If that mix clicks with you, the slot does its job. I’m happy to grind it in measured bursts.