Quickspin

Diamond Duke

Slots Classic Slots Fruit Retro Gems Classic

Quickspin's retro three-reel slot with two bonus wheels

SlotRanker Score

/ 99

05099

The SlotRanker Score is calculated from the visible data below. It is not affected by affiliate deals, and it cannot be bought.

How this score is built

RTP

96.23%

return to player

Volatility

High volatility

variance

Max win

8,000×

top multiplier

Min bet

$0.05

per spin

Reels

5 lines

Player rating

4.7 ★

5 votes

DEMO Play free, no signup

Quickspin

Embed on your site

4.7 / 5

5 ratings

User ratings are shown separately from the Slot Score unless stated otherwise.

Five weighted signals shape the composite. Four context signals refine ties. See how we rate for the full methodology.

Payouts & RTP9/10

RTP 96.23% → 9.0/10

Volatility9/10

high → 9.0/10

Win Potential7.8/10

x8000.00 (8000×) → 7.8/10

Features9.5/10

14 features → 9.5/10

Game Mechanics3.9/10

f=14 r=3 p=5 → 3.9/10

Context signals (tie-breakers)

Layout4/10

3x3 → 4.0/10

Bet Flexibility8/10

0.05–100 (×2000) → 8.0/10

Provider Reputation7.3/10

provider avg 7.3 → 7.3/10

Popularity5/10

synthetic proxy → 5.0/10

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.

Cite this score

SlotRanker Score: 75 — Diamond Duke by Quickspin

https://slotranker.com/quickspin/diamond-duke#score

How to cite

Slot Summary

Players prepared for high volatility and an x8000.00 ceiling get an unusually elaborate bonus structure inside Diamond Duke's compact three-reel machine. Quickspin's first classic 3x3 slot draws on 1950s jukeboxes, American diners, and chrome-trimmed cars. A full grid pays all five lines and opens a Multiplier wheel, while separate Wheel Scatter combinations can reach either the Bonus wheel or the Pick Objects game.

How It Plays

Each base spin uses three reels and five paylines, keeping the result legible while Stacked Symbols increase the chance that one image occupies much of the grid.

Filling every position with the same symbol pays every line and then sends the result to the Multiplier wheel for an additional award.

Theme & Atmosphere

The Retro treatment takes its cues from 1950s jukeboxes, American diners, and chrome-trimmed cars rather than using a generic casino floor.

Classic Fruit and Gems symbols sit inside a machine-within-the-game presentation, reinforcing Diamond Duke's deliberate return to old mechanical slot imagery.

Fruit Retro Gems Classic

Features & Win Potential

Stacked Symbols matter most when repeated images cover the compact grid, since a complete matching screen activates the game's strongest base-spin transition.

The Multiplier feature applies its result to the entire qualifying win, so combined wheel values affect the full award rather than one isolated payline.

High volatility Multiplier Scatter Symbol Bonus Game Stacked Symbols 3 Reels Turbo Spin BonusGame: Pick Objects RTP range 96% RTP Bonus symbols 5 Paylines Bonus wheel Spin The Wheel

Bonus & Free Spins

Two Wheel Scatter symbols award the Bonus wheel, while three award both the Multiplier wheel and the Bonus wheel in the same trigger sequence.

The Bonus wheel can open the Pick Objects game, where staged coin awards are paired with opportunities to collect or move into a higher stage.

Spec sheet

Diamond Duke at a glance.

Identity

Slot nameDiamond Duke

StudioQuickspin

Released5/12/2020

Math

SlotRanker Score75

RTP96.23%

VolatilityHigh volatility

Max win8,000×

Bet range$0.05 – $100.00

Player rating4.7 / 5 · 5 votes

Format

Reels3

Paylines5

Layout3x3

Features

Themes

Expected average based on this slot's 96.23% RTP — individual sessions vary with volatility.

Bet per spin

Spins per hour400

Session length (hours)

Cost per hour$0.75

Cost per session$0.75

Estimate only, for entertainment purposes — treat gambling as entertainment, not a way to make money, and set a budget you can afford to lose.

How long could a bankroll last on Diamond Duke? We simulate thousands of sessions from this game's published RTP and volatility — the long-run math, not a prediction of your next spin.

Bankroll ($)Bet per spin ($)Speed

Volatility tier: High

Running simulation…

How this works

Each simulated spin either misses or returns a win drawn from a log-normal distribution, with the hit rate and spread set by the slot's volatility tier (High). The model is calibrated so the average return equals this slot's published RTP (96.23%), with wins capped at its top multiplier (8,000×).

This is a simplified, parametric model of the game's math — not its real paytable. It exists to make the house edge visible over many sessions, so the numbers above are averages across thousands of runs, never a forecast of one.

This is math, not a prediction. Real sessions vary wildly, and no strategy changes a game's built-in house edge. Play for fun, set limits, and never bet more than you can afford to lose.

Where to play Diamond Duke

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Compare Diamond Duke with other games

	Diamond Duke Score 75This game	Hot Chilli Bells Score 79	Crazy Diamonds Score 78	Crystal Classics Score 80	Divine Diamonds Score 73
Identity
Studio	Quickspin	BGaming	Indigo Magic	Booming Games	Northern Lights Gaming
Released	5/12/2020	1/24/2025	3/21/2024	8/19/2021	4/29/2021
Math
RTP	96.23%	97%	96.29%	95.27%	96.24%
Volatility	High volatility	—	High volatility	High volatility	Medium volatility
Max win	8,000×	5,000×	15,000×	27,556×	2,250×
Format
Reels	3	5	5	5	5
Layout	3x3	5x3	5x3	5x5	5x3
Paylines	5	100	15	6	20
Min bet	0.05	0.6	0.15	0.2	0.2
Max bet	100	30	150	10	120
Features
Progressive	—	—	—	—	—
Wild symbol	—	✓	✓	✓	✓
Free spins	—	✓	✓	✓	✓
Scatter symbol	✓	✓	✓	✓	✓
Multiplier	✓	✓	✓	✓	✓
Bonus game	✓	✓	—	—	✓
Respins	—	✓	—	—	✓

Every number is shown as a delta against Diamond Duke.

Comparing against

Diamond Duke

Quickspin

RTP

96.23%

Max win

8,000×

Score

+ Wild+ Free Spins+ Respins

+ Wild+ Free Spins− Bonus Game

+ Wild+ Free Spins− Bonus Game

Divine Diamonds

Northern Lights Gaming

+ Wild+ Free Spins+ Respins

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