Thinking about giving Gemstone Guardians a spin? We tested it thoroughly so you know what to expect. OctoPlay are the studio behind it, tuning the title for medium variance, with an RTP of 95.52%. Top wins are capped at 5,000x your stake, a healthy ceiling worth chasing. Visually it's dressed up with a gem theme, with the action running on a 5-reel grid running 25 paylines. Here's how it stacks up.
Written by Sophie Williams · Last updated: January 2026
Gemstone Guardians is a game from OctoPlay, dressed up with a gem theme. It runs on 25 paylines across 5 reels with medium variance, and an RTP of 95.52%.
The mechanics are what make Gemstone Guardians interesting. Look out for scatter symbols that unlock free spins and extra bonus rounds. Its medium variance balances steady wins with the odd larger payout. Overall it's a well-rounded game that knows what it is.
At 95.52%, the RTP is slightly below the industry average of ~96%. While this is typical for many popular slots, players should be aware of the slightly lower theoretical return.
A balanced volatility profile with a mix of smaller frequent wins and occasional larger bonus payouts. Suitable for players who want steady action without extreme swings.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Gemstone Guardians features scatter symbols that can trigger free spins rounds. Landing the required number of scatter symbols anywhere on the reels activates the free spins feature, giving you extra chances to win without additional bets. During free spins, special modifiers may apply to boost your winning potential.
3.0 / 5 — Good
Gemstone Guardians by OctoPlay is a solid offering that delivers good entertainment value. The 95.52% RTP combined with medium volatility creates a well-balanced gaming experience.