Diamond Mystery - 40 Charming 7's 6reels
Play Diamond Mystery - 40 Charming 7's 6reels slot by Greentube for free in demo mode! Explore RTP, bonus rounds, and key features before playing for real.
The SlotRanker Score is calculated from the visible data below. It is not affected by affiliate deals or paid placement.
Why this score
Sparse data (43%) — interpret with cautionFive weighted signals shape the composite. Four context signals refine ties. See how we rate for the full methodology.
Popularity blends real player search demand (~30 markets) with a catalogue-derived proxy; games without measurable search demand use the proxy alone. Not live play telemetry.
SlotRanker Score: 31 — Diamond Mystery - 40 Charming 7's 6reels by Greentube
https://slotranker.com/greentube/diamond-mystery-40-charming-7s-6reels#scoreCompare Diamond Mystery - 40 Charming 7's 6reels with other games
 Diamond Mystery - 40 Charming 7's 6reels Score 31This game |  Max Megaways Score 88 |  Midnight Marauder Score 86 |  Laced Score 83 |  Ecuador Gold Score 83 | |
|---|---|---|---|---|---|
| Identity | |||||
| Studio | |||||
| Released | — | 9/21/2022 | 5/24/2022 | 11/23/2025 | 2/19/2019 |
| Math | |||||
| RTP | — | 96.37% | 96.19% | 96.12% | 96.1% |
| Volatility | — | High volatility | High volatility | High volatility | High volatility |
| Max win | — | 139,200× | 30,000× | 20,000× | — |
| Format | |||||
| Reels | 6 | 6 | 6 | 5 | 6 |
| Layout | 6x5 | 6x7 | 6x6 | 3x5 | 6x4 |
| Paylines | 40 | 117649 | 7776 | 7776 | 262144 |
| Min bet | 0.00 | 0.20 | 0.10 | 0.10 | 0.20 |
| Max bet | 0.00 | 1.00 | 30.00 | 50.00 | 100.00 |
| Features | |||||
| Progressive | — | — | ✓ | — | — |
| Wild symbol | — | ✓ | ✓ | ✓ | ✓ |
| Free spins | — | ✓ | ✓ | ✓ | ✓ |
| Scatter symbol | — | ✓ | ✓ | ✓ | ✓ |
| Multiplier | — | ✓ | ✓ | ✓ | ✓ |
| Bonus game | — | — | — | — | ✓ |
| Respins | — | — | ✓ | — | — |
Every number is shown as a delta against Diamond Mystery - 40 Charming 7's 6reels.
Series
Diamond Mystery
| Game | Year | RTP | Volatility | Slot Score |
|---|---|---|---|---|
 Diamond Mystery 40 Imperial CrownGreentube | 2023 | 95.48% | Medium volatility | 50 |
| 2023 | 95.48% | — | 50 | |
| 2023 | 95.48% | Medium volatility | 53 | |
| 2023 | 95.48% | — | 51 | |
 Diamond Mystery Fruitilicious deluxeGreentube | 2024 | 95.48% | Low/Medium | 53 |
| 2024 | — | 40 | ||
 Diamond Mystery Stars InfernoGreentube | 2024 | 94.25% | Medium volatility | 57 |
 Diamond Mystery 100 Wild FireGreentube | 2024 | 95.48% | — | 55 |
 Diamond Mystery Fortune StreaksGreentube | 2024 | 95.48% | — | 59 |
 Diamond Mystery - 40 Charming 7'sGreentube | 2024 | 95.48% | — | 49 |
| 2025 | 95.48% | Medium volatility | 56 | |
 Diamond Mystery - 100 Charming 7'sLatestGreentube | 2025 | 95.48% | — | 49 |
 Diamond Mystery - 40 Charming 7's 6reelsCurrentGreentube | — | — | 31 |
- Greentube · 2025RTP95.48%Score56Medium volatility
- Diamond Mystery - 40 Charming 7's 6reelsCurrentGreentube · —RTP—Score31
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