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How to Read a Graded Card Label: PSA, BGS, SGC Explained

A graded slab's label packs a lot into a few lines. Here's what each field means, how it differs by grading company, and how to verify it against the grader's own database before you pay.

6 min read

The fields every label has

  • Cert (certification) number— a unique ID assigned to that specific graded card. This is the field to search on the grader's own lookup tool; it's the only field that ties the physical slab to a specific database record.
  • Grade— the overall numeric grade on a 1–10 scale (or 1–100 for some sub-scores), the headline number most buyers price off of. See how grading actually works for what centering, corners, edges, and surface each contribute.
  • Player, year, set, and card number — the identifying details of the card itself, printed exactly as the grader catalogued it. Small mismatches (a variant name, a different insert set) are common typo sources when comparing a slab to a listing title.
  • Parallel/insert name and print run— if the card is numbered or part of a named parallel, the label shows it (e.g. "Silver /99"). A blank field here usually just means base card, not an omission.

Where PSA, BGS, and SGC labels differ

  • PSA — single overall grade only on standard service; no sub-grades on the label. The cert number sits at the bottom of the label and is barcode-scannable.
  • BGS (Beckett) — shows four sub-grades (centering, corners, edges, surface) alongside the overall grade, printed in a small grid on the label. A card with four 9.5+ sub-grades and rounds up to a 10 overall is labeled "Black Label" — a visibly different gold-bordered label design, not just a number.
  • SGC— single overall grade like PSA, displayed on a distinct tamper-evident holder design; SGC's label layout and holder shape changed across generations, so an older SGC slab can look different from a current one for the same grade.

Qualifiers: the small print that changes value

A qualifier is a short code added next to (or instead of) the numeric grade, flagging something about the card that the grader wants disclosed even though it didn't block a numeric grade outright. Qualified grades typically sell for meaningfully less than an unqualified grade at the same number:

  • OC — off-center, beyond what the grader considers acceptable for that numeric grade otherwise earned.
  • MC — miscut, where the card was physically cut off-pattern during manufacturing.
  • ST — stained, typically from wax pack residue or other discoloration.
  • PD — print defect, a manufacturing flaw in the printing process itself rather than damage from handling.

Not every grader uses the same qualifier codes or applies them the same way, so always confirm what a specific code means for that specific grading company rather than assuming it matches another grader's convention.

Verify the label before you pay

  1. Look up the cert number directly with the grading company — use our cert lookup tool to pull the grader's own record for that cert number and confirm player, year, set, and grade all match the physical label in the photos.
  2. Check the population report, not just the grade — see how population reports work. A suspiciously high population at a grade you expected to be scarce is worth a second look before paying a scarcity premium.
  3. Compare the physical slab to reference photos— grading companies periodically change label fonts, holder shape, and security features; a label design that doesn't match what the grader used for that era is a red flag for a counterfeit slab. See how to spot fake and reprint cards for slab-specific tells.
  4. Pay a way that protects youif anything doesn't match — see how to avoid buying scams for payment protection basics.

Related reading

Confirm identity first with Identify & Research — free-path first (on-device OCR, catalog match, and fingerprints) — so you are comparing the slab label to the actual card, not a lookalike. For what the grade itself measures and whether a card is worth submitting, see How to Grade Sports Cards: PSA vs BGS vs SGC, and for the submission process itself, see How to Submit Cards for Grading. For what the physical holder itself is made of, see What Is a Sports Card Slab?. For the same kind of read on a raw, ungraded card, see How to Read a Sports Card Back. For a closer look at the cert number check itself, see How to Look Up a Graded Card by Cert Number.