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Mike Schmidt #657 (Baseball Cards 1988 Score) — is it worth grading?

Is Mike Schmidt #657 worth grading?

Baseball · Baseball Cards 1988 Score · full price guide →

Strong grading candidate — 75× premium in PSA 10

A PSA 10 Mike Schmidt #657 sells for $44.95 against $0.60 raw: a $44.35 spread, 75× the ungraded price. A PSA 9 ($12.49) 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)
$0.60
PSA 10
$44.95
PSA 9
$12.49
Gem premium
75×
As of
Jul 11, 2026

Break-even by outcome and fee

Mike Schmidt #657: net result of grading versus selling raw, by outcome and fee tier
If it comes back…Sells forEconomy / bulk (~$25.00)Standard (~$50.00)Express (~$150)
Gem — PSA 10$44.95+$19.35−$5.65−$106
PSA 9$12.49−$13.11−$38.11−$138
PSA 8$7.12−$18.48−$43.48−$143

Net = sale price − $0.60 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?

Mike Schmidt #657: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$20.61−$30.00
50%$28.72−$21.88
75%$36.84−$13.76

At the standard fee this submission does not break even at any realistic gem rate unless the miss lands above the 9 price.

Which grader pays the most — and what a 10 takes

All centering standards
Mike Schmidt #657: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$58.00best55/4570/30
PSA 10$44.95−$13.0555/4575/25
CGC 10$27.00−$31.0055/4575/25
SGC 10$27.00−$31.0055/4575/25

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.

Mike Schmidt #657 graded prices by company and grade
GradePSACGCBGSSGCGraded
10$44.95$27.00$58.00$27.00
9.5$28.18
9$12.49
8$7.12

Run your own numbers

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Enter the seller’s asking price to see your net outcome per grade.

Other 1988 Score cards worth checking

Full set checklist

Grading Mike Schmidt #657 — FAQ

Is Mike Schmidt #657 worth grading?

A PSA 10 Mike Schmidt #657 sells for $44.95 against $0.60 raw: a $44.35 spread, 75× the ungraded price. A PSA 9 ($12.49) 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 Mike Schmidt #657 worth compared with raw?

A PSA 10 Mike Schmidt #657 (Baseball Cards 1988 Score) sells for about $44.95 versus $0.60 for a raw near-mint copy — a 75× premium as of Jul 11, 2026.

Which grading company is best for Mike Schmidt #657?

By resale value, BGS 10 leads at $58.00, ahead of PSA 10 at $44.95. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Mike Schmidt #657 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.

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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