Game Information
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Provider
Spinomenal
Type
Slots
Theme
Book of
Release Date
January 1, 1970
Reels
5
RTP
96.14
Volatility
5
Max Exposure
1000000
Min Bet
0.01
Max Bet
10
Max Win per Spin
500000
Restrictions
GB
Book Of Diamonds Slot: Comprehensive Data Analysis
Core Game Specifications
| Attribute | Value |
|---|---|
| Developer | Spinomenal |
| Release Date | 2020-07-06 |
| Theme | Fruits, Gems, Classic slot, Book of mechanics |
| Layout | 5×3 |
| Paylines | 10 |
| Bet Range | $0.10–$100 |
| Core Mechanics | Book symbol as Wild and Scatter, Free Spins with Expanding Symbol, Bonus Buy feature |
| Technology | HTML5 |
| Platforms | Desktop, Mobile, Tablet |
Mathematical & Payout Model
Return to Player (RTP)
96.14%
Volatility
High
Max Win Potential
5000x
Symbols & Paytable Hierarchy
| Tier | Symbol(s) | Function & Value |
|---|---|---|
| Low Tier | cherry, pear, orange, plum, watermelon | Provides small, frequent wins to maintain gameplay. |
| Mid Tier | BAR, bell, seven, red diamond | Thematic items offering moderate payouts. |
| Wild | Book | Acts as a substitute / feature trigger per game rules. |
| Scatter | Book | Triggers free spins / bonus round when enough appear. |
Book Of Diamonds Bonus Features Mechanics
| Feature | Trigger | Initial Award | Core Mechanic | Enhancement/Retrigger |
|---|---|---|---|---|
| Free Spins with Expanding Symbol | 3+ Book symbols (Wild/Scatter) | 10 free spins | A randomly chosen symbol expands during free spins to cover reels and pay anywhere | |
| Bonus Buy | Player action | Free spins instantly | Pay 104× bet to enter free spins round immediately |
Frequently Asked Questions (FAQ)
| What is the RTP of Book Of Diamonds? | The RTP is approximately 96.14%. |
| What is the maximum win multiplier? | You can win up to 5000× your bet. |
| How many paylines does the game have? | There are 10 fixed paylines. |
| What does the Book symbol do? | It acts as both Wild and Scatter, substituting symbols and triggering free spins. |
| How do Expanding Symbols work? | At the start of free spins, a symbol is randomly selected to expand on the reels when it appears on 3 or more reels. |
| Can I buy the free spins feature? | Yes, you can purchase the free spins round for 104× your bet. |
| What is the volatility level? | The game is high volatility. |
| What is the betting range? | You can bet from $0.10 up to $100 per spin. |
Book Of Diamonds Performance Summary: Strengths vs. Weaknesses
Strengths
- High max win potential (5000×)
- Classic theme with modern mechanics
- Free spins with expanding symbol add excitement
- Bonus Buy offers instant access to feature
Weaknesses
- High volatility may deter risk‑averse players
- Only 10 paylines may feel limited to some
Overview
Book Of Diamonds is a high‑volatility 5×3, 10‑payline video slot by Spinomenal, released July 6, 2020. It features classic fruit and gem symbols, a Book symbol acting as both Wild and Scatter, free spins with an expanding symbol, and a bonus buy option. The RTP is around 96.1%, and the maximum win is 5000× the bet.
Rachel Pine is our slots expert who has worked in the online gambling industry for 10+ years. Over the course of her career, Rachel has reviewed more than 30,000 slots.
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