Diamond Queen: Wild-Reel Stages, Extra Spins and Alternatives

Diamond Queen’s Mystical Diamond bonus grows from one locked wild reel to three through separate stages. Extra Spin symbols on reel one extend the current stage. This review follows that progression, explains line-bet units and compares Cosmic Reels, Whospunit and the wider fantasy alternatives.

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Reviewed by Brian Taylor
Published: January 2021 · Updated: 16 July 2026

How the Mystical Diamond bonus unfolds

Three Mystical Diamond Bonus symbols start the feature with three free spins. The line bet and number of played lines carry over from the triggering spin. The Queen turns whole reels wild in stages, rather than making all three centre reels wild immediately.

1. First stage: reel two becomes a locked wild reel.
2. Second stage: reel three joins it, leaving two full wild reels.
3. Third stage: reel four also becomes wild, covering all three centre reels.

An Extra Spin symbol on reel one awards another spin at the current stage. That is why the wild coverage may remain the same on two consecutive spins: an extension is played before the feature advances. Counting the stages is more useful than assuming the second spin shown must already have two wild reels.

The locked reels still need to form valid combinations with the other symbols. They do not make every possible line a winner. A short starting award of three spins also cannot be compared directly with another game’s ten ordinary free spins; the reels and feature rules are different.

The historical cabinet version has specific limits on extensions. The Kansas regulator’s IGT game summary stops Extra Spin awards after 20 spins have been played and caps the feature at 23 played spins. Those are limits for the documented cabinet build, not a guarantee that every online version will present identical controls or settings.

Line bet and total bet are different amounts

On a 20-line setup, 1p per line makes a 20p total stake. A paytable award of 100 times the line bet would therefore be £1, or five times that total stake. It would not be a £20 win. Read the unit attached to a prize before comparing it with another slot’s maximum-win figure.

Diamond Queen’s ordinary line wins and its scatter awards use different bet bases in the cabinet rules. The visible cash total is the easiest way to follow the result without confusing line credits, total credits and pounds. Free spins retain the triggering bet settings, so their wild progression does not mean the game has silently increased the stake.

A worked sequence through the three wild stages

At entry, three bonus symbols award three starting spins. Reel two becomes the first full wild column. On a result without an Extra Spin award, the feature can move forward so reel three joins it. Once the second stage has finished its eligible extensions, reel four joins the held coverage.

Now consider an illustrative first-stage result containing an Extra Spin on reel one. The additional spin is played at the same current coverage before progression resumes. A reader seeing two consecutive results with only reel two wild has not necessarily opened the wrong game: the stage can have been extended.

The stage number and number of results played are therefore different counts. A bonus with three stages can show more than three reel evaluations, while the original opening award is still three spins. The current held columns identify the stage more reliably than calling every second displayed result “stage two”.

Why more wild coverage still needs a combination

Wild columns substitute within eligible line combinations. If the required symbols on the remaining reels do not qualify, the amount of held coverage alone does not establish a paying line. Inspect the highlighted path and the applicable symbol award before adding results from several lines.

At an illustrative 1p line bet on twenty played lines, the total wager is 20p. A fifty-line-bet-unit award pays 50p, or 2.5 times that total wager. If four separate eligible lines each pay 50p, their combined £2 is ten times the total wager. The number of winning lines changes the sum; it does not convert each line’s unit into a total-stake multiple.

The documented cabinet rules give scatter prizes another basis, the total credits bet. That is why a line prize and scatter prize should be valued separately before adding the cash amounts. The exact online paytable supplies the offered configuration and any complete-round cap; the historical cabinet rules explain the feature progression rather than all current settings.

The Queen, bonus sign and original controls

The retained screenshot shows the original five-column, three-row board, with twenty-line markers and separate Line Bet and Total Bet fields. A Mystical Diamond Bonus sign is visible on the fourth reel. One pictured sign does not show the three-symbol bonus trigger, and the ordinary base-game board does not demonstrate completed locked-reel coverage.

The distinction between an ordinary symbol and the named feature sign is useful when comparing another fantasy slot. A queen portrait or gem background can supply a similar setting without any Extra Spin mechanic. The source image’s old currency and controls are not evidence of a universal current stake range.

Which alternative changes the bonus most directly?

Cosmic Reels is the closer mechanical comparison for a wild reel retained through another sequence. Its extra spins and collection rule differ from Diamond Queen’s staged expansion. Whospunit is the closer comparison for story progression: its mystery levels create a different reason to follow the game beyond one short reel bonus.

Orc Vs Elf and Realm Of Riches broaden the fantasy setting. Their character or realm imagery does not establish one, two and three locked centre reels. The illustrated profiles below separate those theme connections from the more specific Cosmic Reels relationship, rather than ranking games through small differences in inherited return figures.

Games like Diamond Queen

Diamond Queen has several close matching slots based on game and bonus features, they are Whospunit, Orc Vs Elf, Realm Of Riches and Cosmic Reels.

Whospunit is the comparison for a story that develops beyond a single bonus. Betsoft describes five reels and 30 lines, with multiple levels and a murder mystery that can reach different endings. Diamond Queen’s fantasy setting provides the backdrop to a compact wild-reel feature; Whospunit builds progression into the story itself.

The distinction is useful if the attraction is animation and character rather than the precise shape of the reels. Choosing Whospunit for its narrative does not mean expecting Diamond Queen’s sequence of one, two and three locked wild reels. Betsoft’s introduction to Whospunit explains that story-led design. Doctor Love On Vacation and Euphoria are other character-led names to explore, but their own bonus rules need a separate comparison.

Orc Vs Elf is the battle-fantasy route in this group, with an archived five-reel, three-row and twenty-five-line display. It changes both the character setting and line set from Diamond Queen’s twenty paths. The archive identifies substitution and free games, but those broad categories do not establish the Mystical Diamond stage rule. Identify the offered game’s actual feature trigger and stopping condition before transferring any of the Queen’s examples. A battle animation changes the narrative presentation; it is not itself a held-wild-reel award. Dungeons and Dragons provides another fantasy route. For a specifically evidenced persistent-reel alternative, use Cosmic Reels rather than choosing by an unverified RTP or stake comparison.

Realm Of Riches supplies another five-by-three fantasy display with a twenty-line archived profile. The same line count makes the base shape familiar, but does not establish equivalent bonus stages. Its listed free-spin, jackpot and multiplier categories concern separate feature roles that must be confirmed in the offered edition. A multiplier changes a qualifying prize; a jackpot has its own trigger and conditions; neither means reel three must become wild after the first stage. Compare its own feature sequence with Diamond Queen’s Extra Spin extension, and use the title’s current help for stake and return settings. The Mask Of Zorro is a further adventure-theme route rather than evidence of the same locked-column bonus.

Cosmic Reels is the more direct comparison for a wild reel that stays in place. MetaGU’s ten-line game uses a Cosmic Wild reel, additional sticky spins and a collection feature. Cosmic Re-spin symbols can extend the feature and build a separate collection award, so the sequence depends on what lands during it.

Diamond Queen instead advances through its three locked-reel stages. An Extra Spin prolongs the current stage; it is not a Cosmic Re-spin collection symbol. Both games make held wild coverage central to the feature, but one follows staged expansion and the other links sticky spins with collection. MetaGU’s own Cosmic Reels announcement describes the game as medium-high volatility. That rating does not predict how long a balance will last. Red Hot Wilds is another wild-themed title, rather than evidence that all three games share the same bonus.

Other games like Diamond Queen to play

The wizard, Queen, gems and card symbols establish the fantasy setting. The ordinary board and labelled bonus sign give each symbol its place in the original display. Shared gemstone artwork is a visual route; the staged locked columns identify the actual bonus relationship.

Best Fantasy themed slots

Diamond Queen is a Fantasy themed slot game. Other Fantasy demo slots in this theme include Fire Light, Realm Of Riches, Rapunzels Tower and Euphoria.

Similar games to Diamond Queen from IGT

IGT supplies Diamond Queen. Its other illustrated titles, including Cleopatra, Da Vinci Diamonds and Triple Diamond, use their own bonus systems. A common studio does not establish matching wild progression. The cited original cabinet summary describes the Mystical Diamond sequence, while the loaded online rules identify its present configuration.

Here are the best similar IGT slots to play, these games are all developed by the same developer as Diamond Queen, the games are Nouveau Riche, Baywatch, Fire and Ice and Wild Wolf.

Diamond Queen slot specs and key details

The table identifies the original line format and distinguishes cabinet history from current online settings. Historic catalogue ranks are archive positions, rather than present popularity or expected results.

Diamond Queen’s cabinet history is documented by November 2009 in the Kansas regulator’s IGT summary. That predates the later online release; a cabinet’s approval record and an online launch date refer to different events.

Diamond Queen screenshot

Slots with the same bonus features as Diamond Queen

Diamond Queen has similar slots with the bonus features: Free Spins.

Slot games with Free Spins

Other matching slots with Free Spins are Fortune Teller, Wonder Hounds, Power Gems and Twisted Circus.

Diamond Queen rules and game history

IGT is the developer of Diamond Queen. The cabinet’s Mystical Diamond sequence is described in the Kansas regulator’s game summary, and Lithuanian published game rules also describe its three-spin bonus and expanding locked reels. These explain the feature, while an online game’s own paytable establishes its current stake range, RTP and payout limits.

Diamond Queen slot sites FAQs

Diamond Queen Pros and Cons

The bonus progression supplies the main strength: successive locked columns with possible current-stage extensions. The limitations concern counting stages separately from spins and reading line awards in their correct units.

Pros

• The bonus builds from one locked wild reel to three through distinct stages
• Extra Spin symbols can extend the current wild-reel stage
• Wild coverage changes during the bonus, giving each stage a different reel setup
• The original screenshot distinguishes the bonus sign from ordinary symbols
• Cosmic Reels provides a specific retained-reel comparison

Cons

• Its three starting bonus spins need to be understood alongside the locked-wild stages
• A larger area of wild reels still needs valid combinations with the remaining symbols
• Line-bet prizes can be mistaken for total-stake multiples unless the paytable units are checked