Four Lucky Diamonds

Sparkling gems drive the look of Four Lucky Diamonds, a BGaming slot from February 2021. Diamonds, emeralds, rubies and other faceted stones fill the reels against a deliberately minimal backdrop, letting the jewel symbols carry the visual style on their own without much else competing for attention.

Its layout is a compact 5x3 reel set carrying 10 fixed paylines, with wins forming left to right from matching gem symbols. A diamond wild substitutes for any regular symbol to help complete or extend a winning line. A free spins round is built into the game, triggered by landing enough of its dedicated special symbol, with stacked symbols during the round giving it a better chance at bigger combinations than the base game alone.

Any win in the base game can be sent into a gamble round rather than collected outright: the game deals a card face down and asks the player to call its colour, doubling the win on a correct guess and clearing it on a wrong one. There's no bonus-buy option for Four Lucky Diamonds' free spins — the gamble round is the only other way to interact with a win beyond simply collecting it once it lands.

That volatility profile shapes how a session plays out: wins lean on the reels' gem-matching and the wild's substitutions rather than any elaborate bonus mechanic, and the gamble round gives an immediate way to press a win further without waiting for a separate feature to trigger.

Four Lucky Diamonds runs at high volatility with a 94.03% RTP, and stakes span from 0.10 up to 50 a spin. The maximum win is capped at 2,500x the stake, keeping the game on the higher-volatility end for its bet range, with the gamble feature offering the only way to push an individual win further once it lands.