Here2Win Casino · Blueprint Gaming · Australia
Crown Gems card on Boomerang Pokies
Australian punters can open the session page for Crown Gems pokie apart from this catalogue.
Blueprint Gaming released Crown Gems as a medium-to-high volatility pokie, and Boomerang Pokies files it for Here2Win Casino players in Australia. Published return is 96.11%. Punters in Adelaide still see ordinary short-run swings.
What this pokie is
Boomerang Pokies sends you out and back: read Crown Gems here, play it at Here2Win Casino, return to the same URL if you want the figures again. The pokie itself does not boomerang a loss into a win.
Crown Gems is the Blueprint Gaming pokie Boomerang Pokies writes up for punters who open it at Here2Win Casino. The card is the source of the figures.
Before the stake, use the fact list and the pros and cons. Neither one adds a star rating. Crown Gems is the Blueprint Gaming pokie, and the reels run at Here2Win Casino.
Blueprint Gaming is the studio, and Big Cat King Megaways is the neighbour kept on the same page.
The studio behind it
Blueprint Gaming is the studio printed on Crown Gems. Boomerang Pokies lists 512 of their pokies for Australia, and this is one of them. The rest sit on the provider page.
Studio certification & mechanics
Blueprint Gaming (Merkur Group (Gauselmann)) is an iGaming studio founded in 2001 and headquartered in Newark, United Kingdom. Its random number generators (RNG) and math models are audited by GLI, eCOGRA and certified across UKGC, MGA, Alderney (AGCC), AGCO. Studio RTP policy: Fixed and operator-selectable RTP builds with jackpot contribution splits.
In the Boomerang Pokies catalogue, Blueprint Gaming accounts for 512 pokies, playable at Here2Win Casino. Across the 324 titles with a published return, the studio averages 95.48% RTP (spanning 91.61% to 97.36%, with 37 pokies at 96.5% or above). Signature studio mechanics include Megaways (under licence), Cash Collect, Mystery Symbols, Power 4 Slots.
Technical layout for Crown Gems: 5×3 / 5×4 HTML5 video grid paired with Standard studio payline / ways structure, running natively in HTML5 across desktop, iOS, and Android browsers at Here2Win Casino.
At Here2Win Casino
Here2Win Casino is the casino on this card. Beside Crown Gems the provider page lists 512 other Blueprint Gaming pokies, all played at Here2Win Casino.
Published figures & technical specs
- Studio
- Blueprint Gaming (512 in this catalogue)
- Published RTP
- 96.11%
- RTP band
- 96% to 96.5%
- Volatility
- medium-to-high
- Features
- Bonus Rounds
- House edge
- 3.89%
- Vs studio avg RTP
- +0.63% vs 95.48% avg (#85/324)
- Reel grid
- 5×3 / 5×4 HTML5 video grid
- Pay structure
- Standard studio payline / ways structure
- RNG testing labs
- GLI, eCOGRA
- Studio licences
- UKGC, MGA, Alderney (AGCC), AGCO
- Platform
- HTML5 (Desktop, iOS & Android)
- Play at
- Here2Win Casino
- Stake
- A$
- Card updated
- 2026-10-29
Session math & RTP benchmark
The 96.11% published return on Crown Gems translates to a 3.89% mathematical house margin over millions of spins. Across 324 RTP-published Blueprint Gaming titles in this catalogue, the studio average is 95.48%, placing Crown Gems at +0.63 percentage points (rank #85 of 324). Against the wider catalogue average of 95.80%, the delta is +0.31%. For real-money play at Here2Win Casino in A$, a practical bankroll buffer for this volatility tier is 200x–250x your base spin stake.
| Session volume | Total turnover | Theoretical return | House margin | Est. winning spins |
|---|---|---|---|---|
| 100 spins (A$1/spin) | A$100 | A$96.11 | A$3.89 | ~25 (24.6%) |
| 250 spins (A$1/spin) | A$250 | A$240.28 | A$9.73 | ~62 (24.6%) |
| 500 spins (A$1/spin) | A$500 | A$480.55 | A$19.45 | ~123 (24.6%) |
Pros and cons
Pros
- Blueprint Gaming is on the card, not buried in a lobby.
- Stake for Australian punters is in A$ at Here2Win Casino.
- The page keeps the studio figure 96.11% and does not round it.
- You can see the medium-to-high volatility pace before you stake.
Cons
- This page is a catalogue. It does not hold an A$ balance.
- No bonus figure is printed. Any offer sits inside Here2Win Casino and can change.
- How often a spin returns something is not on this card.
How this pokie compares
| Title | Studio | Published RTP | RTP delta | Volatility | Grid |
|---|---|---|---|---|---|
| Crown Gems (this card) | Blueprint Gaming | 96.11% | — | medium-to-high | 5×3 / 5×4 HTML5 video grid |
| Deal or No Deal Go All The Way · Highest RTP in Blueprint Gaming | Blueprint Gaming | 97.36% | +1.25% | medium-to-high | 5×3 / 5×4 HTML5 video grid |
| Fortunes of Sparta · Lower-volatility studio alternative | Blueprint Gaming | 97.04% | +0.93% | medium | 5×3 / 5×4 HTML5 video grid |
| MoonStone · Same mechanic (Bonus Rounds) | SmartSoft | 98.50% | +2.39% | medium-to-high | 5×3 / 5×4 HTML5 video grid |
| Wild Wild West 2120 · Same theme (Jewel) | OneTouch | 96.77% | +0.66% | high | 5×3 / 5×4 HTML5 video grid |
Explore head-to-head comparisons → · Session bankroll calculator →
More from Blueprint Gaming
Who it suits
A medium-to-high volatility pokie sits in the middle of the pack for pace. Crown Gems is an ordinary session game at Here2Win Casino, not a system.
How a session behaves
The return trip is just another session. Keep the A$ stake where you left the rule.
The reels do not remember Adelaide. Stop on a clock. A published RTP, when the card has one, is a long sample, not one arvo.
Boomerang Pokies keeps 1024 Sevens in the same Video Slots list.
Questions
Where do I open Crown Gems if I am in Australia?
Crown Gems is in the Boomerang Pokies list for Australia, and the session itself runs at Here2Win Casino. Use the play button rather than hunting the game by a different name.
What is the RTP of Crown Gems?
The published RTP of Crown Gems is 96.11%. That is a long-run studio figure. A single session in Adelaide can finish far from it.
Is Crown Gems a high variance pokie?
Crown Gems is marked medium-to-high volatility. On a medium-to-high volatility pokie the balance usually moves in lumps, so the stake in A$ matters more than the theme.
Which studio built Crown Gems?
The provider is Blueprint Gaming. Other Blueprint Gaming pokies on Boomerang Pokies sit on the same provider page if you want a neighbour title.
Does Boomerang Pokies take the stake?
Boomerang Pokies is a catalogue. The stake in A$ is placed at Here2Win Casino after you follow the play button. This page does not hold a balance.
Does Crown Gems work on mobile in Australia?
Punters in Adelaide mostly open Crown Gems from a phone. Boomerang Pokies does not ship a separate app. The button hands the pokie to Here2Win Casino.
What currency is the stake on Crown Gems?
At Here2Win Casino the stake for Australian players is in A$. Boomerang Pokies does not convert it and does not print a minimum, because the minimum is set inside the game.
Can I try Crown Gems here without an account?
This page is the written card. It does not run the reels, free or paid. Play happens at Here2Win Casino.
Does Boomerang Pokies score Crown Gems?
Crown Gems is not ranked against other pokies on Boomerang Pokies. Use the figures on the card, not a badge.
Can Crown Gems be due for a win?
No. Crown Gems does not store the night you had in Adelaide, and it is not due. A published RTP describes a very long run of spins, not the next one.
Is Crown Gems an 18+ game?
18+. Boomerang Pokies is a catalogue, and Here2Win Casino is where the session runs. Do not open the pokie if you are under 18.
Where does the click on Crown Gems go?
Boomerang Pokies records the page you were on and sends you to Here2Win Casino with Australia already on the trail.
Where are the other Blueprint Gaming games?
Use the provider link under the title. That list is the same studio, not a random mix, and each title opens at Here2Win Casino.
Is Crown Gems different in another Australian city?
Sydney or Perth sees the same card. The only local pieces are the language, the A$ stake and the payment names such as PayID.
Will I see a bonus figure for Crown Gems here?
No figure is invented here. If Here2Win Casino shows a welcome offer, it shows it inside the account, with its own terms. Read them there before you opt in.
Is this the same machine I would find in a club?
No. Crown Gems on Boomerang Pokies is an online pokie opened at Here2Win Casino. It is not a machine on a club floor and it does not carry a local sticker.
How do I stop a session on Crown Gems?
Set an A$ limit and a clock before the first spin, then close the game when either one is reached. Crown Gems will not close itself.
What is the pros and cons block on Crown Gems?
It splits what the card publishes from what Boomerang Pokies refuses to invent. A printed RTP is listed because it is a source figure. A missing hit rate is named as a limit, not filled in.
What should I read before I open Crown Gems?
The preview is the same card, shortened. It is not a tip and it does not know how your session in Adelaide will finish.
How do I open the right Crown Gems?
This page is only Crown Gems. The play button follows that name, not a shorter guess.
What is the maximum win on Crown Gems?
A count of free spins and a bonus-buy price are also absent. Those numbers stay off the page.
Which feature labels are on Crown Gems?
Bonus Rounds is the whole feature list for Crown Gems. A label is not a price and not a description of the round.
Stake and the cashier
Leaving for Here2Win Casino is the payment step. Boomerang Pokies does not hold a POLi or PayID balance in between.
PayID, POLi and the usual cards are named because Australian punters ask about them. boomerangpokies.com does not take the deposit. The button only hands the session across.
How you open it
- Open Crown Gems from the play button. The click stays on boomerangpokies.com, then Here2Win Casino loads the pokie.
- Set the stake in A$ before the reels move. A smaller stake just makes a medium-to-high volatility pokie last longer.
- Stop on a clock you set in Adelaide, not when the pokie 'looks due'.
Filed under
Categories Video Slots
Themes Jewel
Features Bonus Rounds
Playing this pokie
Open the full name Crown Gems in the Here2Win Casino lobby. A shorter search can load a different Blueprint Gaming title.
The card does not publish a maximum win, a reel count, a payline count, a count of free spins, or a bonus-buy price. Boomerang Pokies leaves those fields empty.
Australian punters play this pokie in the browser at Here2Win Casino, stake in A$. boomerangpokies.com does not host the reels.
Feature labels on this card: Bonus Rounds. A label is a name, not a price and not a description of the round.