Is Sea Diamonds Challenge free to play?

Yes, 100% free — no download, no account, no payment. Open your browser and play instantly.

Does it work on mobile?

Yes. The game uses HTML5 and runs on Chrome, Safari and Firefox on Android and iOS devices.

How do I save my progress?

Progress auto-saves to your browser's local storage. Avoid clearing browser data to keep your save file.

Can I play with a friend?

Some modes support local 2-player on the same device. Check the main menu for multiplayer or co-op options.

The game is lagging — what can I do?

Close other browser tabs to free up memory, or try a different browser. Chrome generally provides the best performance for HTML5 games.

Sea Diamonds Challenge

game.aboutGame

For the lovers of games with jewels or diamonds, this game offers a fun gaming experience. Look at the diamonds on the screen and try to find the largest group of same color. Tap on the groups of three or more. More and more diamonds will be displayed. Get the highest score before time is over. A fun, engaging browser game playable for free with no installation required — dive in and enjoy!