Diamond Surge has been catching plenty of attention, so we put it through its paces to see how it really holds up. This is a Prospect Gaming title, sitting firmly in the medium low volatility bracket and paying back 93% RTP. If everything lines up, Diamond Surge can pay up to 2,500x your bet. Visually it's dressed up with a diamond and fruit theme, with the action running on a 5-reel grid running 40 paylines. Dating back to 2025, it remains a regular pick. The full verdict is below.
Written by Rachel Kim · Last updated: February 2026
Diamond Surge comes to us from Prospect Gaming, leaning into a diamond and fruit aesthetic and powered by 40 paylines across 5 reels. The result is medium low volatility paired with a return-to-player rate of 93%.
Where Diamond Surge earns its keep is the feature set. Look out for scatter symbols that unlock free spins and extra bonus rounds. Thanks to its medium low variance, wins come often enough to suit casual, lower-risk play. On balance, Diamond Surge is a no-frills option worth a few spins in the demo first.
The RTP of 93% is below the industry average of ~96%. This is common for older slots or those with special features. The lower RTP may be offset by unique mechanics or higher maximum win potential.
Medium-low volatility offers a good balance of regular wins with occasional larger payouts. Expect frequent hits with modest amounts, suitable for casual players who want low-risk entertainment.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Diamond Surge features scatter symbols that can trigger free spins rounds. Landing the required number of scatter symbols anywhere on the reels activates the free spins feature, giving you extra chances to win without additional bets. During free spins, special modifiers may apply to boost your winning potential.
2.3 / 5 — Below Average
Diamond Surge by Prospect Gaming provides a straightforward slot experience. While it may not break new ground, it offers medium low volatility gameplay that will appeal to certain player preferences.