Grand Gems

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Rules and Gameplay

The Grand Gems slot game by SYNOT offers an engaging experience characterized by its simple yet compelling gameplay mechanics. Players begin by placing a minimum bet of $0.20 and can spin the reels to match symbols across the game’s 5×4 layout. Understanding the volatility of the slot is crucial for strategizing, as it features medium variance, ensuring a balanced frequency of winning combinations. The game also includes an instructional section to help newcomers learn the basics and improve their chances of securing wins.

Bonus Features

Grand Gems is rich in bonus features that enhance the gaming experience and increase the potential for significant wins. Here’s a list of the key bonus features:

  • Respins: Winning combinations trigger respins, allowing for consecutive wins on a single bet.
  • Multiplier: Multipliers increase the winnings by a specific factor, making each win potentially more valuable.
  • Risk/Gamble (Double) Game: After a win, players have the option to gamble their winnings in a double-or-nothing style game, adding an element of risk and excitement.
  • Wild Symbols: Appear on reels 2, 3, and 4 and can substitute for other symbols to form winning combinations.

These features are designed to provide both excitement and a chance to increase payouts significantly.


The Grand Gems slot game features a variety of symbols that are thematic and enrich the gameplay. Here’s a detailed look at the main symbols:

  • Gems: Various colored gems represent the basic paying symbols.
  • Joker: Acts as a wild symbol, substituting for other symbols to help form winning combinations.
  • Ruby: Often involved in triggering bonus features or higher payouts.

Each symbol is intricately designed to fit the luxurious gemstone theme, making the game visually appealing and engaging.


Grand Gems offers competitive payouts with a structured paytable. Here is an outline of key payout information:

Symbol Combination Payout (Multipliers)
Gems 5 in a line x100
Joker 5 in a line x200
Ruby 5 in a line x300

The payouts increase with the rarity and number of symbols matched, with the highest rewards coming from the rarest symbols.


Grand Gems utilizes a 20-payline system, providing numerous ways to win. Each payline represents a path across the reels where winning combinations of symbols can occur. The more paylines are active, the greater the chance of hitting a winning combination on each spin. Players can adjust the number of paylines to suit their playing style and budget, balancing risk and potential reward.

Pros & Cons

Pros Cons
Low minimum bet of $0.20 suitable for all players Not available in some major markets like the Netherlands
Features like multipliers, respins, and wilds enhance gameplay High volatility may deter some casual players
Playable with Bitcoin at supported casinos Limited promotional materials may reduce game visibility

Minimum and Maximum Bet

The Grand Gems slot game offers a flexible betting range to accommodate both casual players and high rollers. The minimum bet starts at just $0.20, making it accessible for players on a budget. At the high end, players can place a maximum bet of $100 per spin, which appeals to those looking to make larger wagers in hopes of securing bigger payouts.

Game Jackpot

The Grand Gems slot game offers a maximum win potential of up to 500 times the bet placed. This jackpot can be particularly enticing when playing at the highest stake of $100, offering a potential payout of $50,000. The game operates with a Return to Player (RTP) rate of 95.08% and is classified under medium variance, balancing the frequency and size of payouts reasonably well for various types of players.

About Provider

SYNOT Games is the provider behind Grand Gems, known for their innovative approach to casino game development. Established with a focus on creating high-quality slot games that engage and entertain, SYNOT continues to expand its portfolio with games that incorporate advanced graphics, dynamic features, and user-friendly interfaces. Their commitment to excellence ensures a reliable and enjoyable gaming experience.

How To Play

  • Step 1: Choose a casino that offers Grand Gems and register or log in.
  • Step 2: Deposit funds if planning to play for real money, or select the demo version to play for free.
  • Step 3: Set your bet size by adjusting the bet level and coin value to suit your budget. The minimum bet is $0.20 and the maximum is $100.
  • Step 4: Press the spin button to start the game. Winning combinations will be highlighted, and payouts will be awarded based on the paytable.
  • Step 5: Take advantage of bonus features like respins and wilds to maximize your winning potential.
  • Step 6: Optionally, use the gamble feature after a win for a chance to double your payout by guessing the card color or suit.


Grand Gems by SYNOT Games is an appealing option for slot enthusiasts looking for a blend of traditional and innovative gameplay elements. With its low entry bet, it is accessible to players of all budgets, while the maximum bet and jackpot provide great incentives for high rollers. The game’s medium variance and decent RTP make it a balanced choice, offering reasonable chances for achieving substantial wins. Coupled with engaging bonus features and the reliability of a respected provider, Grand Gems promises an enjoyable and potentially lucrative slot experience.