As for all these matching games, you will have to eliminate the jewels of each level to reach the set objective, which will vary according to the stages.
To do this, swap two jewels so as to align a minimum of three elements of the same color. Be careful, the number of your moves is limited as well as your number of lives!
You will accumulate gold coins throughout the game, they will allow you to buy game boosters which will quickly become valuable. Indeed, the difficulty of the game will increase with the addition of new jewels, which makes all the interest of this free game.