Midpoint - Card Centering Tool

Is Foster Castleman #237 worth grading?

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Worth grading — even a PSA 9 beats raw

A PSA 10 Foster Castleman #237 sells for $585 against $2.69 raw: a $582 spread, 217× the ungraded price. Even a PSA 9 ($200) clears the raw price after an economy-tier ~$25 fee, so a near-miss still comes out ahead. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.

Raw (NM)
$2.69
PSA 10
$585
PSA 9
$200
Gem premium
217×
As of
Jul 11, 2026

Break-even by outcome and fee

Foster Castleman #237: 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$585+$557+$532+$432
PSA 9$200+$172+$147+$47.30
PSA 8$33.01+$5.32−$19.68−$120

Net = sale price − $2.69 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?

Foster Castleman #237: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$296+$244
50%$393+$340
75%$489+$436

Even a miss (a 9) beats selling raw after the standard fee — the gem rate only decides how much you win by.

Which grader pays the most — and what a 10 takes

All centering standards
Foster Castleman #237: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$761best55/4570/30
PSA 10$585−$17655/4575/25
CGC 10$351−$41055/4575/25
SGC 10$351−$41055/4575/25

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.

Foster Castleman #237 graded prices by company and grade
GradePSACGCBGSSGCGraded
10$585$351$761$351
9.5$220
9$200
8$33.01
7$21.25

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 Foster Castleman #237 — FAQ

Is Foster Castleman #237 worth grading?

A PSA 10 Foster Castleman #237 sells for $585 against $2.69 raw: a $582 spread, 217× the ungraded price. Even a PSA 9 ($200) clears the raw price after an economy-tier ~$25 fee, so a near-miss still comes out ahead. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.

How much is a PSA 10 Foster Castleman #237 worth compared with raw?

A PSA 10 Foster Castleman #237 (Baseball Cards 1957 Topps) sells for about $585 versus $2.69 for a raw near-mint copy — a 217× premium as of Jul 11, 2026.

Which grading company is best for Foster Castleman #237?

By resale value, BGS 10 leads at $761, ahead of PSA 10 at $585. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Foster Castleman #237 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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