1. In the Plants vs. Zombies game, there are many ways to obtain diamonds. For example, if you sign in every day and receive diamonds on the sign-in page, you can receive 140 diamonds every month.
2. You can click the recharge button at the top of the game page, and you can also get diamonds through recharge.
3. Obtain diamonds by completing levels, such as passing the boss level on each world map, completing the boss level's *challenge, and opening the treasure box to obtain a lot of diamonds.
4. Obtain diamonds through activation codes.