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Blue Diamond Book slot by Spearhead

Blue Diamond Book
Blue Diamond Book
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Updated: 22.07.2025
Reviewed by: Fabio Duarte
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18+ | New players only | Terms Apply | Please play responsibly | gamblingtherapy.org

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In this review
  1. Slot details
  2. Theme
  3. Blue Diamond Book Bonus Features
  4. Summary
  5. Where to play
General information about Blue Diamond Book slot

General information about Blue Diamond Book slot

Rating by Fabio Duarte:
8.9
User’s Rating: Not rated yet
Spearhead
Write a review +25 SJ points
  • Release Date:
    23.02.2021
  • Volatility:
    High
  • RTP:
    96.0%
  • Multiplier:
    Yes
  • Max. win:
    27,000x
  • Bonus game:
    No
  • Free spins:
    Yes
  • Scatter Symbol:
    Yes
  • Wild symbol:
    Yes
  • Symbol Stacked:
    No
  • Jackpot Game:
    No
  • Slot lines:
    10
  • Slot reels:
    5
  • Layout:
    5-3
  • Stakes range (€/£/$):
    0.10 to 100
  • Slot Theme:
    Egypt
  • Technology:
    JS, HTML5
More infoLess info

Licensed and tested by

  • MGA

Are you ready for a dangerous adventure? A dark mystical dungeon hides a playing field with 5 reels and 3 rows. Use 10 ways to become the owner of the maximum win of 27,000x. 

The new slot features great video and audio effects, as well as the popular theme of ancient Egypt. During the game, you can enjoy high-quality animation and interesting design. 

Try it now for exciting bonuses including free spins, expanding symbols, and multipliers. At any time, you can land a special Wild symbol, which will replace the missing symbol in a winning combination and bring you a big payout!

RTP & Volatility

If simple, low payout gameplay isn't for you, try Blue Diamond Book. This slot features high volatility and a good RTP of 96.04%.

Gameplay

9.9 
Gameplay

Mobile compatibility

Mobile compatibility

Blue Diamond Book Bonus Features

9.9 

Game Symbols

Scatter Wild is a substitute for all other symbols. This special symbol can not only replace the missing symbols in a winning combination but also activate the free spins feature.

High-paid symbols:

Lara Jones - up to 1,000

Eye of Horus - up to 400

Golden Ankh - up to 250

Scarab - up to 250

Low-paying symbols:

Ace - up to 150

King - up to 100

Queen - up to 100

Jack - up to 60

Bonus Rounds & Free Spins

Free Spins Feature

Scatter Wild that lands on any place on the panel activates the free spins feature and rewards 10 free spins with an expanding special symbol and expanding Scatter Wilds with a win multiplier. Use this feature to dramatically increase your chances of getting the maximum win!

Blue Diamond Book - Bonus Features

Bonus Round

Unfortunately, there is no bonus game in this slot machine. 

Overall Rating

8.9

Spearhead's gaming portfolio is small as it is a young company. However, it is very diverse in terms of topics and game features. At the moment there are 12 products in the assortment. 2021 promises to be very important for the developer: 8 new games are expected to be released!

All Spearhead products are built in HTML5, including the Blue Diamond Book, so it works seamlessly on all modern devices, both desktop, and mobile.

Hits
Autoplay up to 100 spins
A wide range of bets from 0.10 to 100 coins
Ten free spins with expanding special symbols and multiplier
The theoretical return in the mid-market level
Misses
There is no Bonus Game
You will not be able to compete for the progressive jackpot
High volatility 

Blue Diamond Book Slot - FAQ

How does the Free Spins round work?

Scatter Wild that lands on any place on the panel activates the free spins feature and rewards 10 free spins with an expanding special symbol and expanding Scatter Wilds with a win multiplier.

Is the game available only for playing with real money?

No, you can play this slot for free thanks to the Demo version.

Does the slot have a progressive jackpot?

No, there is no progressive jackpot in this slot machine.

What are the main characteristics of this slot?

The Blue Diamond Book is quite volatile and has a theoretical return of 96.04%.

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Fabio Duarte
Fabio Duarte
Expert in: News, Blog, Slot reviews, Payments
Fabio is a young writer with +6 years of experience in gambling & betting. Fabio creates professional reviews of casino and slots. Every single article Fabio made exhibits deep analytical skill and comprehensive coverage of a topic. It’s Fabio – one of the leading authors on slotsjudge.com.

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