Diamond Mystery 10 Imperial Crown Deluxe

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Rules and Gameplay

Engage in the enthralling Diamond Mystery 10 Imperial Crown Deluxe, a slot game with a 5×3 layout and 10 fixed paylines that ensures every spin is packed with excitement. To play, set your bet from $0.20 to $50 and initiate the spin. The game supports autoplay and turbo options for an enhanced experience. Wins are paid for matching three or more consecutive symbols from left to right on any of the paylines, providing a classic yet dynamic gaming action.

Bonus Features

This slot game is rich with features that add depth and excitement to gameplay:

  • Expanding Wilds: The Crown symbol acts as a wild and expands over the reels, increasing the chances of a win.
  • Scatter Symbols: Two types of stars (red and blue) serve as scatters, triggering wins from any position.
  • Gamble Feature: Offers a chance to double winnings through a card color guessing game.
  • Progressive Jackpots: Randomly activated, this feature presents a selection of cards that can lead to one of four progressive jackpots.


The symbols of Diamond Mystery 10 Imperial Crown Deluxe are a perfect blend of classic slot icons and unique designs:

  • Standard Fruit Symbols: Includes cherries, lemons, oranges, plums, grapes, and watermelons for lower payouts.
  • High Value Symbols: Bells and lucky sevens offer higher payouts.
  • Special Symbols: Expanding Crown Wilds and Red and Blue Star Scatters enhance winning potentials.


Symbol 3 Symbols 4 Symbols 5 Symbols
Cherries 1x 10x 50x
Bells 5x 25x 100x
Red Sevens 10x 100x 500x


Diamond Mystery 10 Imperial Crown Deluxe is designed with 10 fixed paylines, meaning players are always betting on the full set of lines, thereby maximizing the chances for substantial payouts through a variety of symbol combinations.

Pros & Cons

Pros Cons
Four progressive jackpots RTP below average at 95.48%
Expanding wilds and scatter symbols Limited to classic slot gameplay
Optimized for mobile and desktop devices High volatility may not suit all players

Minimum and Maximum Bet

The Diamond Mystery 10 Imperial Crown Deluxe slot offers a flexible betting range to accommodate various types of players. The minimum bet allowed is $0.20, making it accessible for casual players. On the other hand, the maximum bet can go up to $50 per spin, which caters to high rollers looking for bigger payouts.

Game Jackpot

This slot game features an exciting progressive jackpot system with four different levels: Green Gem, Blue Gem, Red Gem, and Diamond, offering wins from 50x to 5,000x your stake. The RTP (Return to Player) of the game is 95.48%, which is slightly below the industry average, suggesting a higher house edge but substantial potential wins due to the progressive jackpots. The game’s volatility is medium, indicating that payouts are moderately frequent and can vary in size, providing a balanced risk to reward ratio for players.

About Provider

Greentube, the provider of Diamond Mystery 10 Imperial Crown Deluxe, has been a reliable name in online gaming since its inception in 1998. Initially focusing on sports games, Greentube expanded into the casino sector and was acquired by Novomatic in 2010. Today, Greentube offers a vast portfolio of over 425 games, ranging from slots to table games, catering to different player preferences and ensuring high-quality gaming experiences across multiple platforms.

How To Play

  • Select a casino that features the game and create an account if you haven’t already.
  • Load the game and familiarize yourself with the game’s layout, paytable, and the rules.
  • Choose your bet size. Adjust your bet using the arrows next to the ‘Total Bet’ field, setting it between $0.20 and $50.
  • Press the ‘Spin’ button to start the game. You can also select ‘Auto’ to play multiple times without interruption.
  • Use the ‘Turbo’ button if you prefer a faster gameplay experience.
  • Collect payouts by matching symbols on the paylines. Utilize the ‘Gamble’ feature to attempt doubling your winnings after each win.
  • If you trigger the Jackpot Diamonds Feature, select from the presented cards to win one of the progressive jackpots.


Diamond Mystery 10 Imperial Crown Deluxe by Greentube combines the charm of classic slot machines with the excitement of modern features like progressive jackpots and expanding wilds. While the game’s RTP is slightly lower than average, the potential for large payouts through its multiple jackpot levels and the engaging gamble feature make it a thrilling choice for both new and experienced players. Its compatibility across devices and the provider’s strong reputation in the gaming industry further assure a reliable and enjoyable gaming experience.