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Is Tom Seaver #150 worth grading?

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Worth grading — even a PSA 9 beats raw

A PSA 10 Tom Seaver #150 sells for $5,515 against $2.25 raw: a $5,512 spread, 2451× the ungraded price. Even a PSA 9 ($761) 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)
$2.25
PSA 10
$5,515
PSA 9
$761
Gem premium
2451×
As of
Jul 11, 2026

Break-even by outcome and fee

Tom Seaver #150: 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$5,515+$5,487+$5,462+$5,362
PSA 9$761+$734+$709+$609
PSA 8$106+$78.80+$53.80−$46.20

Net = sale price − $2.25 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?

Tom Seaver #150: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$1,949+$1,897
50%$3,138+$3,086
75%$4,326+$4,274

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
Tom Seaver #150: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$7,169best55/4570/30
PSA 10$5,515−$1,65455/4575/25
CGC 10$3,309−$3,86055/4575/25
SGC 10$3,309−$3,86055/4575/25

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.

Tom Seaver #150 graded prices by company and grade
GradePSACGCBGSSGCGraded
10$5,515$3,309$7,169$3,309
9.5$837
9$761
8$106
7$48.99

Run your own numbers

Should I pay this?

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

Other 1977 Topps cards worth checking

Full set checklist

Grading Tom Seaver #150 — FAQ

Is Tom Seaver #150 worth grading?

A PSA 10 Tom Seaver #150 sells for $5,515 against $2.25 raw: a $5,512 spread, 2451× the ungraded price. Even a PSA 9 ($761) 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 Tom Seaver #150 worth compared with raw?

A PSA 10 Tom Seaver #150 (Baseball Cards 1977 Topps) sells for about $5,515 versus $2.25 for a raw near-mint copy — a 2451× premium as of Jul 11, 2026.

Which grading company is best for Tom Seaver #150?

By resale value, BGS 10 leads at $7,169, ahead of PSA 10 at $5,515. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Tom Seaver #150 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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