Is Don Mattingly #557 worth grading?
Baseball · Baseball Cards 1993 Stadium Club · full price guide →
Strong grading candidate — 90× premium in PSA 10
A PSA 10 Don Mattingly #557 sells for $112 against $1.25 raw: a $111 spread, 90× the ungraded price. A PSA 9 ($15.37) only about breaks even after fees, so the case rests on gemming. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
- Raw (NM)
- $1.25
- PSA 10
- $112
- PSA 9
- $15.37
- Gem premium
- 90×
- As of
- Jul 11, 2026
Break-even by outcome and fee
| If it comes back… | Sells for | Economy / bulk (~$25.00) | Standard (~$50.00) | Express (~$150) |
|---|---|---|---|---|
| Gem — PSA 10 | $112 | +$85.77 | +$60.77 | −$39.23 |
| PSA 9 | $15.37 | −$10.88 | −$35.88 | −$136 |
| PSA 8 | $5.25 | −$21.00 | −$46.00 | −$146 |
Net = sale price − $1.25 raw value − fee. Fee tiers are illustrative; plug your grader's current price into the calculator below.
Expected value — how often does it need to gem?
| Chance it gems | Expected sale | Expected net (standard fee) |
|---|---|---|
| 25% | $39.53 | −$11.72 |
| 50% | $63.70 | +$12.45 |
| 75% | $87.86 | +$36.61 |
Break-even gem rate at the standard fee: about 37%. Centering is the usual reason a clean copy misses — measure it before you decide.
Which grader pays the most — and what a 10 takes
All centering standards →| Grader | 10 sells for | vs best | Front centering for a 10 | Back |
|---|---|---|---|---|
| BGS 10 | $146 | best | 55/45 | 70/30 |
| PSA 10 | $112 | −$33.98 | 55/45 | 75/25 |
| CGC 10 | $67.00 | −$79.00 | 55/45 | 75/25 |
| SGC 10 | $67.00 | −$79.00 | 55/45 | 75/25 |
Tolerances are each company's published centering standard for its top grade; surface, corners and edges must also be clean. Centering is the one you can measure yourself before you pay.
Full grade ladder
Raw conditions & history →| Grade | PSA | CGC | BGS | SGC | Graded |
|---|---|---|---|---|---|
| 10 | $112 | $67.00 | $146 | $67.00 | — |
| 9.5 | — | — | — | — | $26.16 |
| 9 | — | — | — | — | $15.37 |
| 8 | — | — | — | — | $5.25 |
| 7 | — | — | — | — | $3.50 |
Run your own numbers
Should I pay this?
Enter the seller’s asking price to see your net outcome per grade.
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Grading Don Mattingly #557 — FAQ
Is Don Mattingly #557 worth grading?
A PSA 10 Don Mattingly #557 sells for $112 against $1.25 raw: a $111 spread, 90× the ungraded price. A PSA 9 ($15.37) only about breaks even after fees, so the case rests on gemming. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
How much is a PSA 10 Don Mattingly #557 worth compared with raw?
A PSA 10 Don Mattingly #557 (Baseball Cards 1993 Stadium Club) sells for about $112 versus $1.25 for a raw near-mint copy — a 90× premium as of Jul 11, 2026.
Which grading company is best for Don Mattingly #557?
By resale value, BGS 10 leads at $146, ahead of PSA 10 at $112. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Don Mattingly #557 need for a BGS 10?
BGS publishes 55/45 front and 70/30 back centering as the tolerance for a 10 (Gem Mint). Off-center copies are capped below the top grade regardless of surface — measure yours before paying the fee.
What gem rate makes grading Don Mattingly #557 break even?
At a standard ~$50 fee, submitting Don Mattingly #557 breaks even when it gems about 37% of the time (a miss assumed to sell at the PSA 9 price of $15.37).
Is your baseball card centered well enough to grade?
Centering makes or breaks a PSA 10. Scan any card with Midpoint to measure its exact centering, get a grade estimate, and see what your copy is actually worth.
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