BLACKCOIN – Grade. Collect. Reward.With Blackcoin, your grading atBlack Grading Servicegets rewarded.
10 qualifying gradings = 1 Blackcoin
1 Blackcoin = 1 free grading
Your Blackcoins are automatically linked to your customer account. In the Blackcoin section, you can check your current balance and see which coins are available, reserved, or already redeemed.
Simply enter the email address linked to your Black Grading Service account, confirm it with the 6-digit security code, and access your personal Blackcoin Wallet.Collect. Grade. Get rewarded.
