The first deposit bonus can be claimed with a minimum $10 deposit. This is just the first of four bonuses that a new player can claim.
Get your adventure rolling with a $20 deposit and unlock the first of four thrilling bonuses designed exclusively for new players!
Dive into a mesmerizing underwater adventure with Sea Treasure, a captivating 30-payline slot from Playtech. This high-volatility game plunges you deep into the ocean depths, where a descending submarine boosts multipliers and uncovers hidden riches. Look out for the Crash Dive feature and Sea Treasure Challenge free spins, where multipliers can soar to a staggering 999x your bet.
Explore this sea-themed wonder for free or real money and discover treasures waiting to surface!
From the moment you launch Sea Treasure, you’ll be transported to a vibrant ocean floor brimming with captivating visuals and exciting mechanics. The unique submarine multiplier adds an innovative twist to gameplay, while the Crash Dive feature keeps things unpredictable with its massive win potential.
What we love about this slot:
This slot is a brilliant mix of simplicity and excitement—Playtech really hits the mark here!
At CasinoTreasure.com, you can explore the depths of the Sea Treasure slot for free! Play the demo version to get familiar with the game’s features, multipliers, and bonus rounds without risking a single penny. Ready to uncover hidden riches? Start your underwater adventure now!
The reels of Sea Treasure are adorned with vibrant sea creatures and treasures:
| Symbol | 3 on a Payline | 4 on a Payline | 5 on a Payline |
| Mermaid | 200 | 500 | 1,000 |
| Piranha | 100 | 250 | 500 |
| Angler Fish | 50 | 75 | 100 |
| Jellyfish | 20 | 30 | 50 |
| Clownfish | 10 | 20 | 30 |
The Treasure Chest acts as the game’s Wild Symbol, substituting for all symbols except the Scatter and +1 bonus icons.
The Sea Treasure Challenge is where the action escalates. By landing three Scatter symbols, you’ll unlock free spins where multipliers increase with each spin.
The +1 icon keeps the excitement flowing by adding extra free spins.
Activate Turbo Spin Mode to accelerate gameplay, perfect for those who enjoy faster-paced action.
The Auto-Spin feature allows you to choose between 10 to 100 automated spins. Set your parameters and let the reels do the work while you watch the winnings roll in!
Unfortunately, there is no Bonus Buy feature in Sea Treasure. Players must rely on organic Scatter wins to trigger the free spins round.
The Return to Player (RTP) of Sea Treasure stands at 96.15%, which is slightly above industry standards. Combined with high volatility, this slot offers fewer frequent wins but the potential for massive payouts, especially with multipliers reaching up to 999x!
1. Manage Your Bankroll – Set your bets wisely as high volatility can lead to long dry spells.
2. Watch the Multiplier – Pay attention to the submarine’s descent for bigger multiplier boosts.
3. Activate Turbo Spins – Ideal for grinding through base spins faster to unlock free spins.
Once you’ve mastered the free demo, take the plunge into real-money gameplay at trusted casinos featuring Sea Treasure by Playtech. Our certified partners guarantee a secure and seamless experience.
We’re diving deep with praise for Sea Treasure—a slot that impresses with its exciting mechanics, massive multipliers, and beautiful visuals. While the high variance might not suit all players, the thrill of hitting a 999x multiplier during free spins is too good to pass up. Whether you’re a casual player or a high-risk spinner, this game offers plenty of underwater treasures to uncover!
United Kingdom
United States
Germany
Netherlands
Switzerland
Ireland
Australia
Canada
Sweden
Denmark
We always listen to your questions—here are the answers you need:
Simply click on the Play for Free button at CasinoTreasure.com and enjoy endless demo spins.
The RTP refers to the Return to Player, and in Sea Treasure, it is 96.15%.
Yes! Playing the demo at CasinoTreasure.com is risk-free and completely safe.
Volatility indicates the risk level of a slot. High volatility means bigger, but less frequent, wins.
Yes! Look for the Crash Dive, Free Spins, and multiplier mechanics.
Absolutely! Sea Treasure is optimized for mobile devices.
Match three or more symbols on a payline and watch the submarine boost your multipliers!
Check out Even More
Free Slots
Sea of Treasures Christmas is a total winner! The graphics are crisp, the features are packed, and the gameplay is as smooth as butter. With wilds, scatters, and bonus rounds, it keeps you spinning and smiling. It's like finding cash in an old jacket pocket—exciting and satisfying.
Recommended by CasinoTreasure.com!
7777 Gaming
Carla has been an online casino expert for 5 years. She produces high-quality casino content. Carla specializes in online casino reviews, gambling news, Casino Payment Methods, Casino Bonuses, and Casino Games. Carla has been instrumental in creating New Online Casinos and has provided in-depth research being a Business Graduate.
Fact-checked by: Dean Proctor
We only list Licensed Online Casinos
