Free slot demos with plain-language reviews

Double Diamonds 50 Demo

Double Diamonds 50 slot cover art
Play for real money
Our score
5.7/10
RTP
—Not confirmed
Volatility
Low
Max win
—Not published
Grid
5×5
Lines
10–50

Double Diamonds 50 Review

Double Diamonds 50 is a low-volatility lucky-charm slot on a tall 5×5 grid.

5×5 grid

Play 10 lines and raise them in steps of ten up to 50.

Double Diamonds 50 Features

Doubling wild

The wild replaces every symbol except the scatter and doubles the prize once per winning combination.

Star scatter

The star pays anywhere.

RTP

GrandX doesn't list an RTP for this game, so it is unconfirmed here. Amatic games can run at different RTP settings; the game's info screen shows the one in use.

Double Diamonds 50 Pros and Cons

Strengths

  • Low volatility
  • Doubling wild
  • Tall 5×5 grid

Limitations

  • No free spins
  • No published RTP

Our Verdict

Double Diamonds 50 is a gentle, wide slot for steady play.

Double Diamonds 50 FAQs

What does the wild do?

Doubles the prize once per winning combination.

How many lines does Double Diamonds 50 have?

10 to 50 lines.

What is the RTP?

It isn't published on GrandX; check the info screen in the game.

Sources and game-version notes

Information checked 1 November 2026.

Layout, lines, volatility and feature rules come from the game's page on GrandX, Amatic's online casino brand, checked on 1 November 2026. The page doesn't state an RTP, so it is marked unconfirmed; check the info screen in the demo.