Midpoint - Card Centering Tool
Don Mattingly #399 (Baseball Cards 1995 Topps) — is it worth grading?

Is Don Mattingly #399 worth grading?

Baseball · Baseball Cards 1995 Topps · full price guide →

Strong grading candidate — 38× premium in PSA 10

A PSA 10 Don Mattingly #399 sells for $139 against $3.65 raw: a $135 spread, 38× the ungraded price. A PSA 9 ($20.52) 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)
$3.65
PSA 10
$139
PSA 9
$20.52
Gem premium
38×
As of
Jul 11, 2026

Break-even by outcome and fee

Don Mattingly #399: 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$139+$110+$84.90−$15.10
PSA 9$20.52−$8.13−$33.13−$133
PSA 8$9.99−$18.66−$43.66−$144

Net = sale price − $3.65 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 #399: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$50.03−$3.62
50%$79.54+$25.89
75%$109+$55.39

Break-even gem rate at the standard fee: about 28%. 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 #399: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$180best55/4570/30
PSA 10$139−$41.4555/4575/25
CGC 10$83.00−$97.0055/4575/25
SGC 10$83.00−$97.0055/4575/25

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 #399 graded prices by company and grade
GradePSACGCBGSSGCGraded
10$139$83.00$180$83.00
9.5$31.07
9$20.52
8$9.99
7$8.00

Run your own numbers

Should I pay this?

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

Other 1995 Topps cards worth checking

Full set checklist

Grading Don Mattingly #399 — FAQ

Is Don Mattingly #399 worth grading?

A PSA 10 Don Mattingly #399 sells for $139 against $3.65 raw: a $135 spread, 38× the ungraded price. A PSA 9 ($20.52) 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 #399 worth compared with raw?

A PSA 10 Don Mattingly #399 (Baseball Cards 1995 Topps) sells for about $139 versus $3.65 for a raw near-mint copy — a 38× premium as of Jul 11, 2026.

Which grading company is best for Don Mattingly #399?

By resale value, BGS 10 leads at $180, ahead of PSA 10 at $139. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Don Mattingly #399 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 #399 break even?

At a standard ~$50 fee, submitting Don Mattingly #399 breaks even when it gems about 28% of the time (a miss assumed to sell at the PSA 9 price of $20.52).

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