Midpoint - Card Centering Tool
Don Mattingly #26 (Baseball Cards 1989 Donruss) — is it worth grading?

Is Don Mattingly #26 worth grading?

Baseball · Baseball Cards 1989 Donruss · full price guide →

Strong grading candidate — 71× premium in PSA 10

A PSA 10 Don Mattingly #26 sells for $91.12 against $1.28 raw: a $89.84 spread, 71× the ungraded price. A PSA 9 ($22.00) 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)
$1.28
PSA 10
$91.12
PSA 9
$22.00
Gem premium
71×
As of
Jul 11, 2026

Break-even by outcome and fee

Don Mattingly #26: 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$91.12+$64.84+$39.84−$60.16
PSA 9$22.00−$4.28−$29.28−$129
PSA 8$20.00−$6.28−$31.28−$131

Net = sale price − $1.28 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?

Don Mattingly #26: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$39.28−$12.00
50%$56.56+$5.28
75%$73.84+$22.56

Break-even gem rate at the standard fee: about 42%. 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
Don Mattingly #26: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$118best55/4570/30
PSA 10$91.12−$26.8855/4575/25
CGC 10$55.00−$63.0055/4575/25
SGC 10$55.00−$63.0055/4575/25

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.

Don Mattingly #26 graded prices by company and grade
GradePSACGCBGSSGCGraded
10$91.12$55.00$118$55.00
9.5$36.45
9$22.00
8$20.00

Run your own numbers

Should I pay this?

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

Other 1989 Donruss cards worth checking

Full set checklist

Grading Don Mattingly #26 — FAQ

Is Don Mattingly #26 worth grading?

A PSA 10 Don Mattingly #26 sells for $91.12 against $1.28 raw: a $89.84 spread, 71× the ungraded price. A PSA 9 ($22.00) 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 #26 worth compared with raw?

A PSA 10 Don Mattingly #26 (Baseball Cards 1989 Donruss) sells for about $91.12 versus $1.28 for a raw near-mint copy — a 71× premium as of Jul 11, 2026.

Which grading company is best for Don Mattingly #26?

By resale value, BGS 10 leads at $118, ahead of PSA 10 at $91.12. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Don Mattingly #26 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 #26 break even?

At a standard ~$50 fee, submitting Don Mattingly #26 breaks even when it gems about 42% of the time (a miss assumed to sell at the PSA 9 price of $22.00).

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