Midpoint - Card Centering Tool
Tony Gwynn #500 (Baseball Cards 1991 Score) — is it worth grading?

Is Tony Gwynn #500 worth grading?

Baseball · Baseball Cards 1991 Score · full price guide →

Grading rarely pays for this card

PSA 10 copies of Tony Gwynn #500 sell for $22.53, only $21.29 above the $1.24 raw price — less than an economy-tier grading fee. A PSA 9 ($11.61) only about breaks even after fees, so the case rests on gemming. Keep it raw unless you are grading for the slab itself.

Raw (NM)
$1.24
PSA 10
$22.53
PSA 9
$11.61
Gem premium
18×
As of
Jul 11, 2026

Break-even by outcome and fee

Tony Gwynn #500: 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$22.53−$3.71−$28.71−$129
PSA 9$11.61−$14.63−$39.63−$140
PSA 8$5.75−$20.49−$45.49−$145

Net = sale price − $1.24 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?

Tony Gwynn #500: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$14.34−$36.90
50%$17.07−$34.17
75%$19.80−$31.44

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
Tony Gwynn #500: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$29.00best55/4570/30
PSA 10$22.53−$6.4755/4575/25
CGC 10$14.00−$15.0055/4575/25
SGC 10$14.00−$15.0055/4575/25

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.

Tony Gwynn #500 graded prices by company and grade
GradePSACGCBGSSGCGraded
10$22.53$14.00$29.00$14.00
9.5$22.00
9$11.61
8$5.75
7$5.50

Run your own numbers

Should I pay this?

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

Other 1991 Score cards worth checking

Full set checklist

Grading Tony Gwynn #500 — FAQ

Is Tony Gwynn #500 worth grading?

PSA 10 copies of Tony Gwynn #500 sell for $22.53, only $21.29 above the $1.24 raw price — less than an economy-tier grading fee. A PSA 9 ($11.61) only about breaks even after fees, so the case rests on gemming. Keep it raw unless you are grading for the slab itself.

How much is a PSA 10 Tony Gwynn #500 worth compared with raw?

A PSA 10 Tony Gwynn #500 (Baseball Cards 1991 Score) sells for about $22.53 versus $1.24 for a raw near-mint copy — a 18× premium as of Jul 11, 2026.

Which grading company is best for Tony Gwynn #500?

By resale value, BGS 10 leads at $29.00, ahead of PSA 10 at $22.53. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Tony Gwynn #500 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.

Check my card free