Double Gem Slot
by Stakelogic
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Not available from United States
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0.8 - 40 โฌBet
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96.10%RTP
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MiddleVolatility
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40Lines
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5Reels
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NoScatters
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YesFree Spins
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NoRespins
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YesBonus games
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YesJokers
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No3D slot
The latest update
26.12.2025
Expert opinion
Our gambling trend predictions for 2018 are coming true. Software developers are increasingly offering online gambling games with unusual features and capabilities. One such novelty was the video slot Double Gem by StakeLogic. Some options of his gamelay can be called unique without exaggeration. Read the Casinoz review and hurry up to personally test the original model.
| Category | Online slots |
| Manufacturer |
|
| Theme | Classic Slots, Jewels, Classic Stories |
| Min bet | 0.80 โฌ |
| Max bet | 40 โฌ |
| RTP | 96.1% |
| Max multiplication | 500 : 1 |
| Is free test available | Yes |
| Mobile version | Yes |
| Release date | April 6, 2018 |
| Progressive jackpot | No |
| Reels number | 5 |
| Lines number | 40 |
| Wilds | Yes |
| Scatter | No |
| Gamble Feature | No |
| Bonus games | Multiplier, Wild |
| Volatility | Middle |
| 3D slot | No |
| Respins | No |
| Freespins | Yes |
| Progressive multipliers | No |
| Bet line | 0.01 - 5 |
Table of contents
Where to Play Double Gem slot?
Play Free Double Gem Slot Demo
Verified Online casino with Double Gem slot
Best bonuses
How to Play
Wild, Scatter symbols
Double Gem Bonus games
Double Gem Free Spins
Jackpots
Double Gem RTP, Volatility & Hit Frequency
Comparison Double Gem with analogues
Strategy: How to Win
More Stakelogic games
Double Gem Interface
New Stakelogic slots
Mobile Compatibility
Other online slot machines
Should You Play for Real Money?
Where to Play Double Gem slot?
You can launch the game at any popular online casino.
Play Free Double Gem Slot Demo
Try Double Gem for free or play for money offered by online casinos with Stakelogic software. They are listed below the video slot review.
Verified Online casino with Double Gem slot
If you're ready to play for real money, we recommend you choose any establishment from the list below. All of them are honest licensed casinos
Best Double Gem bonuses
How to Play Double Gem slot online
In Double Gem slot machine areย five reels and forty active lanes. The number of lines can not be changed.In the basic mode on the lane can be put up to five coins worth one, two, five or ten cents (0.40 - 20 euros per spin). If you activate Super Bet, the amount at stake doubles.
Pictures on the main screen are arranged according to the scheme 5x3. The list of available features consists of basic symbols, two types of winning combinations, a system of additional multipliers, jokers and other prizes.
Payable chains are made from left to right on the involved lines. You need at least three identical pictures. They must be placed next to each other. In a sequence of four or five elements is considered only the maximum variant.
Winnings are calculated by coefficients from x2 to x500. They are multiplied by the bet on one strip. Growing additional multipliers are also taken into account.
There isn't the round to double the payout. Exceptions and bonuses are discussed further in the Double Gem review.
Double Gem Screenshot
Double Gem Symbols, Wild, Scatter
There are seven gems under the standard rules. Identical items can fall in columns in vertical stacks.The Double Gem also features the joker:
- Wild (diamond) is shown on all reels except the third. It does not form combinations by itself, but replaces other icons.
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Red gem -
Blue gem -
Green gem -
Blue gem -
Yellow gem -
Pink gemstone -
Wild
Double Gem Bonus games
The special features of the video slot let's start looking at the two game modes:- Base Game - The usual rules described above apply.
- Super Bet Game - When doubling the bet, another layer on the screen is activated. It is located under the gems. The cells in the columns become multicolored. Positions of the same color form winning combinations on active lines. The coefficients are from x2 to x500. Read about additional bonuses below.
- Base Game Multipliers - In each spin that brought any payout, an additional multiplier increases by one. It starts at x1 and can reach x5. If there are no combinations during the round, it is reset to x1. This multiplier is taken into account when calculating payouts on gems.
- Super Bet Game Multipliers - In this mode, the starting multiplier is x2. It increases up to x10. A losing spin reduces it by one. These multipliers apply only to combinations made up of colored cells.
Double Gem slot free spins
The slot machine features a series of free spins
Jackpots
Stakelogic does not play accumulating jackpots in Double Gem.Double Gem RTP, Volatility & Hit Frequency
Volatility of the game is average and the win rate is 96.1%.
Comparison Double Gem slot with analogues
| Double Gem | Minted Coins | HelioPOPolis | Cashin' Joker | |
|---|---|---|---|---|
| RTP | 96.10 % | 95 % | 96 % | 96 % |
| Volatility | Middle | High | High | High |
| Lines | 40 | 5 | 32768 | 1 |
| Reels | 5 | 3 | 5 | 3 |
| Release date | 6 April 2018 | 4 September 2024 | 12 December 2022 | 17 July 2025 |
| Progressive jackpot | ||||
| Free Spins | ||||
| Respins | ||||
| Progressive multipliers | ||||
| Jokers | ||||
| Max payout | 500 | 5000 | 20000 | 10800 |
| Bonus games |
Strategy: How to Win at Double Gem slot
The return of the Double Gem slot machine is low, so the player should be aware of the mathematical superiority of the machine. The high volatility of the machine says that the winnings will be quite large, but the machine pays them out quite rarely.
The main thing is not to rush to increase the rates or at least not to exceed your bankroll. For beginners, it is better to take your winnings early.
- Don't be in a hurry to raise bets, at least raise them in accordance with your bankroll;
- Newbies are better off taking their winnings early;
- Be aware that each new round is independent of the previous one, so there is no point in trying to trace a pattern.
More Stakelogic slot machines
| Slot | RTP | Volatility | Maxwin | Release date |
|---|---|---|---|---|
| Joker Wild Respin | 95.80 % | High | 6000 | 23 June 2022 |
| Dynamite Strike | 95.94 % | High | 5468 | 2 June 2022 |
| Joker Wild Blaster | 95.89 % | Middle | 1000 | 15 July 2021 |
| Darts Heroes | 96.06 % | 250 | ||
| Football Gladiators | 96.10 % | 1000 |
Double Gem Interface
The model is fully Russified and translated into several other languages.When selecting the bet you need to specify the number and denomination of coins. The number of active lines is always the same.
Superbet is activated by a special button. The game is played in manual or automatic mode.
Adjustments are reduced to disabling the background music or the entire sound. There is no need to download Double Gem.
The menu contains a payout table and a reference section.
Double Gem (Stakelogic) video review
New Stakelogic slots
Mobile Compatibility
Users can play the Double Gem slot in mobile online casinos. The machine is launched in a special interface designed for smartphones. It is convenient, functional and has an intuitive control system.Other online slot machines
Should You Play Double Gem Slot for Real Money?
Let us list the key advantages and disadvantages of the model. Returns and variance are average.Frequently asked questions
Double Gem slot machine has a small number of symbols and clear gameplay.
Double Gem has 5 reels.
Double Gem slot is available in a browser-based mobile version.
Pros
- Availability of mobile version
- User-friendly interface
- Clear rules
Cons
- Need to familiarize yourself with the rules and interface
- Average volatility
- No progressive jackpot
Similar Online Casinos
| Category | Online slots |
| Manufacturer |
|
| Theme | Classic Slots, Jewels, Classic Stories |
| Min bet | 0.80 โฌ |
| Max bet | 40 โฌ |
| RTP | 96.1% |
| Max multiplication | 500 : 1 |
| Is free test available | Yes |
| Mobile version | Yes |
| Release date | April 6, 2018 |
| Progressive jackpot | No |
| Reels number | 5 |
| Lines number | 40 |
| Wilds | Yes |
| Scatter | No |
| Gamble Feature | No |
| Bonus games | Multiplier, Wild |
| Volatility | Middle |
| 3D slot | No |
| Respins | No |
| Freespins | Yes |
| Progressive multipliers | No |
| Bet line | 0.01 - 5 |
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