Mermaid’s Diamond

Mermaid’s Diamond Slot Review

The Mermaid’s Diamond video slot is a visually rich underwater adventure developed by Play’n GO and released in 2017. Set beneath the ocean’s surface, the game invites players into a magical water world filled with sparkling gems, ancient treasures, and a benevolent mermaid guarding priceless diamonds. With its unique reel layout, innovative mechanics, and strong feature set, Mermaid’s Diamond delivers a modern slot experience built around discovery and wonder.

Designed on a 3-4-5-4-3 reel structure with 720 both-way betways, every spin offers hundreds of opportunities to win. Wins can form from left to right or right to left, while powerful wild expansions, random wilds, and an engaging free spins feature push win potential up to x5,000. Mermaid’s Diamond is an ideal choice for players who enjoy feature-rich slots with immersive visuals and layered gameplay.

Mermaid’s Diamond Theme and Design

Mermaid’s Diamond fully embraces its underwater fantasy theme. The backdrop showcases a serene ocean floor illuminated by soft blue light, floating particles, and gentle currents. Crystals, starfish, shells, and glowing gems decorate the scene, creating a calming yet enchanting atmosphere.

Symbols include colorful jewels such as rubies, emeralds, and diamonds, alongside sea creatures like rays and squid. The beautifully animated mermaid takes center stage as the Wild symbol, while Poseidon appears as a powerful force capable of altering the reels. Smooth animations and a tranquil soundtrack enhance immersion, making each spin feel like a deep-sea treasure hunt.

The overall design balances elegance and clarity, ensuring that even with many features active, gameplay remains easy to follow.

Mermaid’s Diamond Slot Structure

• Reels: 5
• Rows: 3-4-5-4-3
• Betways: 720 (Bothway)
• Max Win: x5,000
• Bet Range: 0.20 – 100
• Special Symbols: Wild (Mermaid), Scatter (Treasure Chest), Diamond
• Bonus Feature: Free Spins, Expanding Wilds, Random Wilds
• Spin Modes: Manual, Autoplay

The both-way pay system and expanding reel mechanics significantly increase hit potential, making every spin feel full of possibility.

How to Play

Mermaid’s Diamond is easy to understand despite its advanced mechanics.

Betting Options:
Players adjust their total bet using the bet controls, with wagers ranging from 0.20 to 100 per spin. Since the game uses fixed betways rather than paylines, all 720 ways to win are always active.

Controls:

• Spin Button: Starts a single spin
• Autoplay: Activates automatic spins
• Paytable: Displays symbol values, features, and rules
• Bet Controls: Adjust stake size

Winning combinations are formed by matching symbols on adjacent reels, starting from either the leftmost or rightmost reel.

Symbols and Payouts

Mermaid’s Diamond uses a mix of premium gem symbols and special feature icons.

Special Symbols

• Wild (Mermaid): Substitutes for all symbols except Scatters. When two or more Wilds land on the same reel, the mermaid expands to cover the entire reel.
• Random Wilds (Poseidon): Poseidon may randomly create additional wild symbols on any spin.

Scatter & Bonus Symbols

• Treasure Chest (Scatter): Triggers free spins when 5 chests appear anywhere on the grid. Poseidon may randomly create a missing chest if only four appear.
• Diamond Symbol: Plays a key role during free spins by activating special wild features.

High-Value Symbols

• Diamond: Premium payout symbol
• Colored Gems (Ruby, Emerald, Sapphire): Medium to high payouts
• Sea Creatures: Lower-paying symbols

This symbol mix ensures consistent wins while reserving major payouts for feature-heavy spins.

Mermaid’s Diamond Slot Bonuses

The bonus features are the heart of Mermaid’s Diamond.

• Free Spins Trigger: Land 5 Treasure Chest scatters anywhere to unlock up to 25 free spins by choosing a chest.
• Divine Assistance: If only 4 chests appear, Poseidon may magically generate the fifth to trigger free spins.
• Free Spins Features:
  • Wilds appear more frequently
  • Collect 5 Diamond symbols to summon Poseidon and generate Trident Wilds
  • Landing 3 or more chests during free spins awards +3 or more additional free spins
• Retriggers: Unlimited, allowing extended bonus rounds

These layered mechanics make free spins the most lucrative part of the game.

RTP & Volatility

• RTP (Return to Player): 94.45% (RTP range supported)
• Volatility: Medium

The medium volatility provides a balanced experience, combining regular base-game wins with the potential for explosive bonus payouts.

Mobile Compatibility

Mermaid’s Diamond is built using HTML5 technology, making it fully compatible with iOS and Android devices. The game runs smoothly on smartphones and tablets, with responsive controls and crisp visuals.

Despite its rich animations and feature depth, performance remains stable, making it ideal for mobile play both in portrait and landscape mode.

Gameplay Experience

Mermaid’s Diamond delivers a deeply engaging slot experience. The both-way win system keeps spins lively, while expanding wild reels and random wilds add frequent excitement.

The free spins round stands out with its retrigger potential, diamond collection mechanic, and divine interventions by Poseidon. The game feels dynamic without being overwhelming, offering both spectacle and substance. Players who enjoy immersive themes, multiple features, and consistent engagement will find Mermaid’s Diamond especially rewarding.

Tips to Play

• Use balanced bets to sustain longer sessions and reach free spins.
• Watch for Treasure Chests, as they unlock the most profitable feature.
• Expanding Wild reels can dramatically boost wins—keep an eye on stacked mermaids.
• Free spins are key, so manage bankroll carefully to reach bonus rounds.
• Autoplay works well for steady play, while manual spins heighten feature anticipation.

Mermaid’s Diamond Slot – Quick Stats

Mermaid’s Diamond Slot Machine

Play’n GO’s Mermaid’s Diamond is a beautifully crafted underwater slot that combines visual elegance with rewarding mechanics. With 720 ways to win, expanding wild reels, divine random features, and a deep free spins system, the game offers lasting appeal for both casual and experienced players.

If you’re drawn to magical themes, gemstone riches, and feature-packed gameplay, Mermaid’s Diamond is a captivating slot worth diving into. Follow the mermaid’s song, explore the ocean’s depths, and see what treasures await beneath the waves.

Dive beneath the waves and chase sparkling riches in Mermaid’s Diamond, where every spin could uncover a treasure blessed by the sea gods.