Ace badge depends on the player level as follows:

• Accounts from Level 40 to 44 receive the bronze Badge.
• Accounts from Level 45 to 49 receive the silver badge.
• Accounts from Level 50 to 54 receive the gold badge.
• Accounts from Level 55 to 59 receive the ruby badge.

Please click the following link for more details about the badges you can earn and their requirements:
https://blog.jawaker.com/jawakerbadges-en/