Diamond Queen (IGT) – Review & Demo Play
Diamond Queen from IGT play free demo version ▶ Casino Slot Review Diamond Queen ✔ Return (RTP) of online slots on September 2026 and play for real money✔
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- Substantially revised the review, adding updated stats including 94.93% RTP and 1,000x max win, and a pros-and-cons summary.
Pros
- Locked Wild Reels can cover three reels
- Extra Spin symbol adds up to 20 free spins
- Simple, uncluttered fantasy gameplay
- Medium volatility suits steadier bankrolls
Cons
- RTP of 94.93% sits below average
- Dated graphics from a 2012 release
- No native mobile version available
- Max win capped at 1,000x stake
First look at Diamond Queen
Diamond Queen is a fantasy slot from IGT, built on a 5x3 grid with 20 paylines and a mystical kingdom theme. Its selling point is the Mystical Diamond Bonus, where reels lock Wild across a short free spins round. On paper the pitch reads well, though I remain cautious here until the numbers back it up.
How the bonus mechanics work
Trigger three Mystical Diamond Bonus symbols on reels 2, 3 and 4 and the feature begins. The first free spin holds reel 2 fully Wild, the second adds reel 3, and the third brings reel 4 in, each staying locked for the rest of the round. That escalating structure is the genuine draw here.
Landing an Extra Spin symbol on reel 1 adds another spin, and you can accumulate up to 20 extra in total. The mechanic they sell often hides the flip side: the round runs short unless you keep feeding it Extra Spins, so a dry streak on reel 1 leaves you with very little to work with.
Bonus features
The symbols and Wilds
Diamond Queen herself is the Wild, substituting for everything bar the Scatter, and she lands only on reels 2, 3, 4 and 5. The Scatter opens the free spins when three or more appear. Beyond those, the reels carry enchanted jewels, wizards and royal imagery, though the artwork shows its 2012 age and looks flat against modern releases.
Symbols and payouts
RTP and volatility behaviour
RTP sits at 94.93%, and I treat that figure as a claim worth verification, since one source quotes a friendlier 96.08% with no clear provenance. The lower number is the one I would trust. Volatility is medium, and the max win caps at 1,000x stake, modest by current standards. The headline figures deserve verification before applause.
FAQ
How many reels lock Wild during the Mystical Diamond Bonus?
How many extra free spins can the Extra Spin symbol award?
Why does the Diamond Queen Wild not appear on reel 1?
Does Diamond Queen work on smartphones?
How many Scatters trigger the free spins?
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Gallery of video and screenshots of the game
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References
Our editorial team
All our content is written by our editorial team and checked before publication. We play the games ourselves, verify licences and withdrawal terms, and update every review as soon as something changes.
Under the supervision of Editor-in-Chief Mark Rylance