PCGS Gold Shield Replaces PCGS Secure | CoinNews.
I believe that they stopped using 3d imaging and now use high definition coin images with an algorithm/AI to compare a coin against past submitted coins. There aren't a lot of details about it.
I believe that they stopped using 3d imaging and now use high definition coin images with an algorithm/AI to compare a coin against past submitted coins. There aren't a lot of details about it.

