PSA has graded nearly 300,000 cards from the set, meaning that, given the 13 PSA 10s in the population report, they are actually rarer than the around 60 T206 Honus Wagner cards believed to exist.

Collectors should take note of the PSA Vault, and the services and opportunities that it offers.

PSA quietly announced a change to its labels on Thursday with a familiar format making a return. In a post to Twitter/X on Thursday, PSA President Ryan Hoge announced that the company would be ...

Post-RP prognosis was distinguishable at a nadir PSA level of ≤0.03 ng/mL vs higher. A PSA level of 0.04 ng/mL or higher may optimally define PSA persistence in patients who have had radical ...