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A PSA 10 is worth the range supported by recent completed sales of the exact same card and variation in PSA 10—not a universal multiple of its raw price. Match the card, grade, label, and sale terms, then subtract current selling and grading costs to estimate what you could actually net.
New to the scale? Start with the PSA grading scale guide.
Evaluating a sports-card purchase or submission? Use the sports card investment framework to compare sold comps, population, liquidity, and downside scenarios.
Strong estimates begin with comparable sales, not a price multiplier. These six checks help prevent a different printing, label, or fee structure from producing a misleading value.
Match the year, set, card number, parallel, edition, language, autograph, serial number, and known error or variation before using a sale as a comparable.
Compare like with like: a PSA 10 should be priced from recent sales of the same card in PSA 10, while raw cards need condition-matched raw comparables.
Use several recent completed sales when possible. Asking prices show seller expectations; completed transactions provide stronger evidence of what buyers paid.
Auction, fixed-price, best-offer, consignment, and private sales can produce different net proceeds. Account for seller fees, payment fees, shipping, insurance, and taxes.
Population reports describe graded supply, but population alone does not set a price. Use it alongside completed sales, demand, and the number of cards graded higher.
Confirm the grading company, grade, label details, qualifiers, and certification record. Reholders, special labels, autographs, and altered designations may require separate comps.
If you are estimating a raw card's likely condition, review the card edge and surface grading guide before choosing graded comparables. A pre-screen can narrow the range, but only the grading company assigns the final grade.
Build a separate comparable-sale set for every grade or holder. The price gap between PSA 10, PSA 9, lower grades, and raw varies by the exact card.
Use recent completed PSA 10 sales of the exact card and variation. Do not apply a universal multiple to a raw price.
Build a separate PSA 9 comp set. The gap from PSA 10 varies by card and can change as new sales occur.
Compare the exact numeric grade, label, and qualifiers. Never assume lower grades track the raw card at a fixed ratio.
Use condition-matched raw sales or sales from the same grading company and grade. Convert only when exact comps are unavailable, and show the uncertainty.
Use the same sale window where possible and keep qualifiers, special labels, autographs, and different grading companies in separate groups. See exactly what each number means in the PSA grades guide.
The attributes that define an exact comparable differ by category. Confirm these details before placing a sale in your value range.
For baseball, basketball, football, hockey, and soccer, match the player, year, set, card number, rookie designation, parallel, autograph, and serial numbering.
For Pokemon cards, confirm the set, collector number, language, edition stamp, rarity, finish, promo source, and whether a listing is for the same printing.
For Magic cards, match the expansion, collector number, language, foil treatment, border, printing, artist treatment, and serialized status.
For Yu-Gi-Oh! cards, verify the set code, language, edition, rarity, foil pattern, region, and promotional or tournament origin.
For One Piece cards, compare the same set code, language, parallel or alternate art, promotional stamp, serial numbering, and release source.
Completed-sale evidence is more useful than asking prices, but every source has limitations. Record the exact match, date, venue, and visible terms.
Search the exact card and grade, filter to completed or sold items, and review multiple recent results. Note that accepted-offer prices, shipping, taxes, and transaction terms may not always be fully visible.
Sales databases and price guides can help gather historical transactions. Open the underlying sales when available so a different variation, grade, label, or stale outlier does not distort the estimate.
Population reports show how many cards a grader has recorded at each grade. Treat population as supply context, not a price, and remember that resubmissions or crossovers can complicate the count.
Auction archives can provide useful comps, especially when marketplace sales are sparse. Compare buyer premiums, seller commissions, sale dates, and lot descriptions before using the headline result.
Before treating a slab sale as a match, use the PSA certification lookup guide to compare the certification record, card details, grade, and population data. A matching record is useful evidence, not a standalone authenticity guarantee.
A sale price is not the amount you keep. Run the same calculation for raw and for several realistic grade outcomes, using today's service and venue quotes rather than an old flat fee or best-case grade.
Sample inputs only. Replace every number with exact-card comps and current quotes.
Enter exact-card sale evidence and current costs in the CardGrade.io value calculator. Treat the result as a working estimate, then update it when new comparable sales or fee quotes appear.
Card prices change. A documented process makes it easier to refresh an estimate without relying on a universal multiplier or a short-lived market trend.
Record the year, set, number, variation, parallel, language, autograph, serial number, and any other attribute that changes the comparable set.
Use recent sales close enough to reflect the current market. Expand the window only when sales are sparse, and flag older evidence clearly.
Keep PSA 10, PSA 9, lower grades, raw cards, and other holders in separate comp sets. Do not blend them into one average.
Verify photos, certification details, qualifiers, sale format, date, shipping, and whether a displayed price reflects an accepted offer.
Subtract current venue, payment, shipping, insurance, grading, handling, membership, and declared-value costs that apply to your scenario.
Report the relevant low-to-high range, median when the sample supports it, sample size, dates, and uncertainty instead of promising one exact value.
A PSA 10 card is worth what buyers have recently paid for the same year, set, card number, variation, language, autograph or serial-number status, and PSA 10 label. Use several recent completed sales when possible, remove mismatched listings and obvious outliers, and account for the venue and transaction terms. There is no reliable universal PSA 10 multiplier.
There is no fixed increase. Compare recent completed sales for the exact card raw and at each relevant grade, then subtract current grading, shipping, insurance, selling, and payment costs. Some cards show a large grade spread, while others do not; an AI pre-grade can help screen condition but cannot guarantee the final grade or sale price.
For each possible grade, estimate net graded proceeds as the completed-sale comp minus selling and payment fees, outbound shipping and insurance, grading fees, submission shipping, handling, membership costs, and any declared-value upcharge. Compare that result with net raw proceeds. Use current quotes and consider more than one grade outcome instead of calculating from a best-case grade alone.
It depends on exact-card sales, likely condition, current service and shipping costs, turnaround time, selling fees, and the value you place on liquidity and risk. Compare realistic net proceeds at several possible grades with net raw proceeds. Check the grader's current pricing rather than relying on an old per-card fee range.
Search completed marketplace and auction results using the exact card identifiers and grade. Inspect each underlying listing, record the sale date and venue, exclude the wrong variation or label, and use several relevant sales rather than one headline result. Asking prices are not completed-sale evidence.
No. A population report is useful supply context, but it does not measure buyer demand or set a price. Review the PSA 10 population, cards graded higher where applicable, recent completed sales, sale frequency, and exact variation together. A low population without comparable demand does not guarantee a high value.
Yes. Confirm that the certification record matches the card, grade, label details, and any qualifiers shown in the listing. A matching record is one useful check, but it does not by itself prove that a physical holder is authentic or untampered.
Use AI pre-grading to estimate likely condition, then compare exact-card sales and current costs. CardGrade does not assign or guarantee a final PSA grade, sale price, or profit.