Diamond fever has taken over your mind. And, now, you are ready to go to the deepest mines to get the maximum gems. Of course, you will advance in stages. Each time, step by step approaching the goal. To clear a certain area, you will need to collect three crystals in a row. To do this, simply swap the stones around. By the way, some combinations turn out to be more advantageous, provoking a big explosion. There are many tests, so you will not be bored. Replenish your collection with the maximum number of gems and get to the farthest mines. Good luck!