Understand PSA, BGS, raw cards, and how grades work.
5 articles
What is card grading?
An introduction to sports card grading and why it matters
PSA grades explained (1-10)
What each PSA grade means and how it affects card value
BGS vs PSA, what's the difference?
Compare Beckett Grading Services and PSA grading
What does "raw" mean?
Understanding raw (ungraded) cards in the context of collecting
Does grade affect my card's value on Cubbby?
How Cubbby uses card grade to show accurate market pricing
Work through the articles in the order that matches your question, or open the guide closest to the task you are completing. Each article explains the relevant Cubbby workflow, the card details to verify, and the difference between public collection information and private account controls. If an identity, value, scan, binder, or profile still looks wrong after following the guide, use the issue-reporting option below with the affected page and card details so the problem can be reproduced.
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