Double Diamond slot

Double Diamond

About Double Diamond

Good morrow knights and maidens of Castle Jackpot court, we’re taking a little nostalgia trip with this hidden gem in our collection of online slots. Set across three reels and offering only one payline Double Diamond slot is reminiscent of those seen in a land-based casino in Las Vegas.

Providing our players with a certain type of elegance, the reel of this game include the traditional bar symbols, 7’s and cherries thy would expect to see in a throwback game of this calibre. But you’ll also need to keep a close eye on the Double Diamond symbols which could double or even quadruple your total winnings if they fall in the right combinations.

How To Bet

Double Diamond features the classic simplicity and volatility of a single payline.

LINE BET Displays the current bet per line shown in currency. Press the left arrow (–) to decrease the bet per line. Press the right arrow (+) to increase the bet per line.

SPIN Press to submit the bet and spin the reels.

Auto Spin Feature Auto Spin plays the game automatically for a given number of games at the current line bet. Select the desired line bet, press AUTO SPIN, and choose how many games to play at the current bet settings. Auto Spin plays the specified number of games until the STOP button is pressed or until the balance is insufficient to spin again. Auto Spin is only available in approved jurisdictions.

Special Wins

Double Diamond Wins Earn the top award when three Double Diamond symbols land on the payline. If one or two Double Diamond symbols land on the payline, these symbols match any other symbols on the payline. Winning outcomes with exactly one Double Diamond symbol pay 2x the regular win amount. Winning outcomes with exactly two Double Diamond symbols pay 4x the regular win amount. A result with only Double Diamond symbol(s) and blank symbol(s) is not a winning outcome. A Double Diamond symbol can only substitute for a Cherry symbol if there is a Cherry symbol on the payline on another reel.

Any-Bar Wins A result with a mixture of non-matching Bar symbols is a winning outcome known as an Any-Bar win.

Cherry Wins Any result with one or more Cherry symbols is a winner. One Cherry symbol landing on the payline is a one-Cherry winner, regardless of the reel on which the Cherry symbol appears. Two Cherry symbols landing on the payline is a two-Cherry winner, regardless of the two reels on which these symbols appear.


Graphics Quality Adjust the quality of the graphics for optimal game performance. BEST mode - Graphics look best, but performance may suffer. HIGH mode (default) - Balanced graphics and performance setting. MEDIUM mode - Lower quality graphics but increased performance. LOW mode - Minimal graphics, but smoothest animation performance is achieved even on slower computers.

Reel Spin Audio Enable or disable the classic slot machine music that plays while the reels are spinning. This setting has no effect when all game audio is disabled.

Rules Misuse or malfunction voids all pays and plays. A single Double Diamond symbol without a Cherry symbol and without matching non-blank symbols is not a winning outcome. Two Double Diamond symbols and a blank symbol is not a winning outcome. Only the highest winner is paid. Wins are shown in currency.

Courtyard Commentary

This slot might be simple in both layout and bonus structure, but here at Castle Jackpot, we think that is something which will make it stand out from the other online slots we have stored away in our arsenal. If you'd like to spin the reels of another game that'll give you a blast of nostalgia, why not give Win Escalator a try? Or if you'd like to try an old favourite here at the Castle, then you could always pick Rainbow Riches.

Get up to £50 cash and 5 Wager-Free Spins - on Two Deposits

Full T&Cs apply. New players only across two deposits. Cash rewards have 7 days from registration to opt-in from “My Promotions” page & each with 7 days wagering. Deposit £10, £25 or £50 & wager 35x. Only cash stakes qualify & wagering contributions vary. Bingo excluded. 5 free spins worth £0.10 to be claimed within Book of Dead with each qualifying deposit, 3 day expiry.


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