Here we offer the readers of Casinoz a review of another video slot about the gems. This is a very popular topic at the online gambling market now, that’s why many developers release such models. «Black Diamond» slot machine was developed by the specialists of Pragmatic Play company. Please read about all its advantages and disadvantages you should pay your attention to.

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Max bet
Max payout
Number of reels
Number of lines

Play Black Diamond

«Black Diamond» slot machine has five reels of symbols and twenty five pay lines, always active on default, designed for making winning combinations at. The screen has fifteen cells for symbols.
It is possible to stake up to ten coins of value from one to fifty cents per line. There are other stated limits, so the slot accepts from twenty five cents to one hundred twenty five dollars per spin.
Except the ordinary symbols, the slot offers elements with advanced functions, as well as free spins under special conditions and an unusual bonus round with generous prizes.
Winning combinations are formed of the basic symbols by classic rules at the active lines. Depending on the symbol, it is necessary to have at least two or three same icons situated next to each other, starting from the first left reel necessarily. Multiply combinations might be formed in result of a spin, but only at the different lines.
Payoffs are calculated by traditional principals: the bet per line is multiplied by the special index, provided by the table for each of the possible combinations. It varies from x2 to x6000 for «Black Diamond».
There is no double game here. All uncommon situations, special functions and bonus options are discussed below.

Black Diamond Screenshot

Black Diamond Symbols, Wild, Scatter

The ordinary symbols of this game are seven gems and a platinum ring.
There are some special symbols as well:
  1. Wild (a black diamond) doesn't bring and payoffs on its own, however, this is a very valuable symbols, because it replaces basic elements in paid combinations when necessary.
  2. Scatter (a huge ruby) shows at the first and fifth reels. When it drops out at two reels in the same time, it triggers free spins.
  3. Bonus (golden bars) is imaged at the second, third and fourth reels. When it shows at all three reel, the prize round begins.
The pay table provides more information about all symbols.

Black Diamond Bonus games

Now about the prize features of this slot machine:
  • Gold Bars Bonus – actually, there is no bonus round as it is. Three images of golden bars at the screen bring a payoff to the customer, which is instantly withdrawn to his account. An amount of the payoff is random in range from forty to sixty bets.
  • Free Spins – quantity of free spins varies from two to ten and depends on the random number generator. The game goes on the casino expense by the bet and number of the active lines of the previous regular spin. This round might be extended.
You don't need to learn bonus rules in details, because the gameplay is automatic.


«Black Diamond» doesn't offer any progressive jackpots.

Black Diamond Interface

You can see the following elements at the control panel:
  • Bet per Line – select an amount of the bet per line;
  • Play – run a new spin;
  • Coin Value – set up the coin value;
  • Total Bet – an amount of the total bet;
  • Credit – quantity of coins at the balance;
  • Autoplay – switch to the automatic game;
  • Bet – an amount of the bet;
  • Cash – state of the balance.
It is possible to select the bet with help of plus and minus next to the Play button. If you click at the window below it, you call a special panel with advanced settings.
You can also stop the reels in advance or activate the automatic mode for a desired number of spins.
It is possible to set up speed of the gameplay, as well as sound and screen parameters. The game was designed for browsers, so you don't need to download «Black Diamond».


Although this game doesn't have a very spectacular graphics, it has offers some interesting features, that is its main advantage. Free spins, bonus payouts, numerous combinations, Wilds and Scatters would please everybody who decides to test this model.
The slot has a low dispersion and an average theoretical payback.

Where to play Black Diamond for free or real money?

A free demo version of «Black Diamond» is available for free testing directly at Casinoz. To play for real money, please pass registration at one of online casinos, powered by Pragmatic Play software.
Don’t forget to watch our video about this slot. It shows free spins and functions of Wilds and Scatters.
If you want to share your impressions of «Black Diamond» gambling game, please write responses in comments and rate the slot.
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Main info
Type of game
Video slots
Max bet
Max multiplication
6000 : 1
Issue date
Progressive jackpot
Reels number
Lines number
Gamble Feature
Bet line
0.01 - 5
Bonus games