Play Diamond Dozen
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Demo Unavailable
A free demo for Diamond Dozen by RTG is not publicly accessible. Demo not available for RTG. Visit an online casino to play.
You can still find all the game information, RTP data, and features below.
Diamond Dozen at a glance
Diamond Dozen is a video slot by RTG with a 97% RTP and Low volatility. Its maximum win is 500x the stake.
- Provider
- RTG
- RTP
- 97%
- Volatility
- Low
- Max win
- ~500x
- Paylines
- 20
- Bonus feature
- Free Spins
- Released
- 2015
RTP shown as published; max win is our estimate where the provider hasn't disclosed an official figure.
Diamond Dozen is a video slot by RTG with an RTP of 97%, 1.2 percentage points above the 95.8% industry average. 20 paylines. Gemstone theme with diamonds, rubies, and sapphires.
Bonus toolkit: free spins and a bonus round. Bets range from $0.2 to $100 per spin. Low volatility means frequent small wins and a steady bankroll curve, suitable for long sessions.
The provider restricts demo access for this title. Demo not available for RTG. Visit an online casino to play.
How Diamond Dozen works
Diamond Dozen is a 5-reel video slot with 20 paylines.
Free Spins are triggered by scatter symbols and are where most of the game's win potential sits.
RTP in Context
At 97%, Diamond Dozen offers strong long-term value. The house edge is under 3%, among the lowest in online slots.
Max Win Explained estimated
RTG has not published an official max-win multiplier for Diamond Dozen. Our estimate based on the game's volatility and mechanics is around ~500x your stake. Actual hit frequency is very low on games with Low volatility. Treat the figure as a ceiling, not a target.
$1 spin
$500
max possible
$10 spin
$5,000
max possible
$100 spin
$50,000
max possible
How to play Diamond Dozen responsibly
With low volatility, wins land often but stay small — suited to longer, lower-stakes sessions. Set a time limit and treat any spend as entertainment, not income.
Pros
- + High RTP at 97%, clearly above the 95.8% industry average
- + Free Spins bonus round with multipliers
Cons
- − Modest max win ceiling (500x stake)
- − No demo mode: operator-only access
Diamond Dozen FAQ
What is the RTP of Diamond Dozen? ▾
Diamond Dozen has an RTP (Return to Player) of 97%. That's 1.2 percentage points above the typical industry average of 95.8%.
What is the max win on Diamond Dozen? ▾
RTG has not published an official max-win multiplier for Diamond Dozen. Our estimate, based on volatility (Low) and game mechanics, is around 500x stake. A $1 spin could hit roughly $500 at the top end. Check the in-game paytable for the provider's actual figure when available.
How volatile is Diamond Dozen? ▾
Diamond Dozen is rated as Low volatility. Wins land frequently but are usually small. Good for longer play sessions.
Is Diamond Dozen available on mobile? ▾
Yes. Diamond Dozen by RTG runs as an HTML5 iframe that works on iOS, Android, tablet, and desktop browsers. No download or app install is required.
Can I play Diamond Dozen for free? ▾
Diamond Dozen is RTG's partner-restricted title, so the free demo is only available through licensed operator casinos. You will need to register at a casino to access it.
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