Let's play Jewel Gem crushMatch Master now and enjoy! HOW TO PLAY Swap Match 3 or more jewels gems in a line to crush them. Match 4 jewels in a line to create special lightning. Lightning jewel can trigger a blast to destroy all jewels in a row or column. Match 5 jewels in Lshape to create special Diamond. Diamond jewel can destroy all jewels around it. Diamond Crush! Match 5 ...