Welcome to our deep dive on Mr. Diamond Deluxe — the demo, the maths, and whether it earns a spot in your rotation. KingMidas Games are the software studio behind it, tuning the slot game for a medium high volatility profile, with a published RTP of 95.68%. You get 10 paylines across 5 reels, all dressed up with a classic theme. Top wins are capped at 5,000x your stake, a healthy ceiling worth chasing. The full verdict is below.
Written by Michael Torres · Last updated: January 2026
Mr. Diamond Deluxe is a title from KingMidas Games, themed around classic and powered by 10 paylines across 5 reels. The result is a medium high-variance maths model paired with a return-to-player rate of 95.68%.
Dig into the bonuses and Mr. Diamond Deluxe starts to stand out. Look out for scatter symbols that unlock free spins and extra bonus rounds. The medium high volatility strikes a middle ground that should suit most playing styles. Overall it's a well-rounded title that knows what it is.
At 95.68%, the RTP is slightly below the industry average of ~96%. While this is typical for many popular slots, players should be aware of the slightly lower theoretical return.
Medium-high volatility means wins come less frequently but tend to be larger when they hit. Players should be prepared for dry spells between bigger wins, requiring a moderate bankroll.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Mr. Diamond Deluxe 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.
3.0 / 5 — Good
Mr. Diamond Deluxe by KingMidas Games is a solid offering that delivers good entertainment value. The 95.68% RTP combined with medium high volatility creates a well-balanced gaming experience.