Thinking about giving Diamond Link: Oasis Riches a spin? We tested it thoroughly so you know what to expect. Greentube are the provider behind it, tuning the title for a high volatility profile, with a return-to-player rate of 95%. You get a 5-reel grid running 20 paylines, all leaning into a diamond and gem aesthetic. Expect a hit frequency around 30%, which sets the rhythm of play. If everything lines up, Diamond Link: Oasis Riches can pay up to 50,000x your bet. But is it actually worth playing? Read on.
Written by Alex Crawford · Last updated: January 2026
This slot, Diamond Link: Oasis Riches, is the work of Greentube, dressed up with a diamond and gem theme and powered by 5 reels and 20 paylines. The result is high volatility paired with a return-to-player rate of 95%.
Dig into the bonuses and Diamond Link: Oasis Riches starts to stand out. Look out for scatter symbols that unlock free spins and extra bonus rounds. A progressive jackpot adds a wildcard payout that can land at any time. With high variance, this one is aimed at players who can ride out the swings for the top wins. All told, it's a solid entry in the Greentube catalogue.
At 95%, 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.
High volatility means longer gaps between wins, but when wins do land, they can be significantly larger. A bigger bankroll and patience are recommended for this type of slot.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Diamond Link: Oasis Riches 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.
Diamond Link: Oasis Riches features a progressive jackpot that grows with every spin placed by players across the network. The jackpot can be triggered randomly or through a special bonus feature, offering the chance to win a life-changing sum. The jackpot continues to grow until one lucky player hits the winning combination.
3.1 / 5 — Good
Diamond Link: Oasis Riches by Greentube is a solid offering that delivers good entertainment value. The 95% RTP combined with high volatility creates a well-balanced gaming experience.