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Play’n GO · Slot Review

Perfect Gems — Full Review & Free Demo

4.2/5
Play for Real →
RTP
96.50%
Volatility
High
Max Win
5,000x
Provider
Reels
6
Paylines
21609
Bet Range ($,€,£)
0.20 - 100
Rating
4.2/5
Released
May 2019

Perfect Gems Slot Overview

Perfect Gems is a 2019 slot from Play'n GO, built on a Payways setup with 6 reels and a changing 3-7-7-7-7-3 style layout. I’d describe it to chat as a split-symbol, cascade-driven game where the extra top reel is the whole point. When symbols line up with that top reel, the middle reels can split and push the ways to win up to 21,609.

Session-wise, this is high-volatility and very dependent on momentum. The base game has a rising multiplier that climbs by 1x on every cascade, then the bonus takes that idea further because the multiplier does not reset between free spins. If I’m honest with viewers, that is the reason I’d stream it, not the theme.

Main Theme and Symbols in Perfect Gems Online Slot

Gemstones do most of the heavy lifting here. The premium set is blue, yellow, green, and pink gems, with the blue gem paying 25x for five of a kind, yellow 4x, green 2.5x, and pink 2x. The lower-paying set is the card ranks 9, 10, J, Q, K, and A, paying from 0.8x to 1.5x for a full hit.

Wilds substitute for regular symbols but not the scatter symbols, and one review notes the Wild appears on the top reel. That matters because the top reel can duplicate matching symbols below it, which is where the grid starts to open up. Visually, it is all jewels in an old-room backdrop. Clean enough, but I’m not entirely sold on the theme.

Symbol Payouts

icon 1
6x25
5x15
4x5
3x3
2x1
icon 2
6x4
5x1.5
4x1
3x0.5
icon 3
6x2.5
5x1
4x0.75
3x0.35
icon 4
6x2
5x0.75
4x0.5
3x0.25
icon 5
6x1.5
5x0.6
4x0.3
3x0.2
icon 6
6x1.5
5x0.6
4x0.3
3x0.2
icon 7
6x1
5x0.5
4x0.25
3x0.15
icon 8
6x1
5x0.5
4x0.25
3x0.15
icon 9
6x0.8
5x0.4
4x0.2
3x0.1
icon 10
6x0.8
5x0.4
4x0.2
3x0.1
icon 11
Scatter
icon 12
Scatter
icon 13
Wild

Perfect Bonus Features

Payways is the core mechanic, and chat should know how it changes the pace. Reels 1 and 6 stay at 3 symbols, while reels 2 to 5 work with the top horizontal reel and can expand. When a symbol on that top reel matches one on the middle reels, the symbol below splits into two identical symbols. That is how the game reaches 21,609 ways.

Wins also cascade. Winning symbols disappear, new ones drop in, and the multiplier in the top left goes up by 1x for every extra cascade. In the base game it resets between spins, so the dead spins can feel a bit flat. Still, when the reel split and cascade chain connect on one spin, the slot wakes up quickly and the tempo gets much better for a stream.

Bonus Buy Options

Bonus Buy <nlp>Free Spins</nlp>
Free Spins
Triggered by 3, 4, 5, or 6 scatters for 9, 15, 21, or 27 free spins. The current multiplier carries into the feature and never resets, while Spin scatters add 2 extra spins with no cap.

Highest-Paying Reward and Free Spins Bonus Feature

3, 4, 5, or 6 scatters trigger Free Spins for 9, 15, 21, or 27 spins. During the feature, Spin scatters can land and add 2 extra spins each time, with no limit on re-triggers. That is the main selling point for viewers, because a bonus can keep stretching if the scatters keep showing.

Best bit, the multiplier carries over if it is active when the feature starts, and then it never resets during the whole round. It can only stay where it is or climb higher with more cascades. Maximum win is 5,000x stake, which is solid rather than outrageous, but the route to it is clear, you want a long bonus with a built-up multiplier.

💬 What Players Say
Reviews are positive on the multiplier carry-over and the free spins potential. Most criticism points at the very high volatility and the familiar feel of the core mechanic. Based on 4 reviews.
Ryan Cole’s Verdict

Perfect Gems Online Slot Overall Review

Worth a session, yes, especially if viewers like watching multipliers build over time rather than chasing a single instant-hit feature. Perfect Gems is at its best when the bonus starts after a few base game cascades, because that carry-over multiplier gives the round proper tension. I’d stream this for the feature potential and the way a bonus can snowball.

For chat, the main warning is simple, high volatility. Wins are not constant, and the base game can drag a bit before anything interesting happens. Still, the mechanics are easy to follow on stream, the top reel split is visible, and the free spins are the kind of round where everyone starts counting the multiplier. That usually means it is worth a session.
4.2
★★★★☆
out of 5
✓ Pros
Multiplier climbs with every cascade
Free spins can re-trigger without limit
Up to 21,609 ways to win
Strong 5,000x maximum win potential
Works well on mobile devices
✗ Cons
High volatility can mean dry spells
Base game can drag a bit
Theme is quite plain visually
Ryan Cole
Ryan Cole
Lead Casino Slots Analyst
5+ years analysing online slots for the UK market. Every game is played for a minimum of 500 demo spins before publication. No affiliate bias — ever.
View All Reviews →
Perfect Gems FAQ
How does the split-symbol mechanic work in Perfect Gems?
When a symbol on the top horizontal reel matches a symbol on one or more of the middle reels, the symbol below splits into two identical symbols. That expands the number of winning ways and can push the grid up to 21,609 ways.
How many free spins do scatters award?
Landing 3, 4, 5, or 6 scatters awards 9, 15, 21, or 27 free spins. The trigger works anywhere on the reels.
What happens to the multiplier in free spins?
It carries into the feature if you trigger free spins with a multiplier already active. From there it never resets between free spins and increases by 1x on every cascading win.
Can free spins be extended more than once?
Yes. Spin scatters appear during free spins and each one adds 2 extra spins, with no upper limit on the total number you can collect.
Is there a bonus buy in Perfect Gems?
The review sources list many features, but they do not give a confirmed bonus buy price or explain a buy option for this slot. Based on the supplied reviews, I cannot verify a bonus buy cost.