Midpoint - Card Centering Tool
George Brett #102 (Baseball Cards 1988 Donruss) — is it worth grading?

Is George Brett #102 worth grading?

Baseball · Baseball Cards 1988 Donruss · full price guide →

Strong grading candidate — 22× premium in PSA 10

A PSA 10 George Brett #102 sells for $44.99 against $2.00 raw: a $42.99 spread, 22× the ungraded price. A PSA 9 ($14.99) 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)
$2.00
PSA 10
$44.99
PSA 9
$14.99
Gem premium
22×
As of
Jul 11, 2026

Break-even by outcome and fee

George Brett #102: 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$44.99+$17.99−$7.01−$107
PSA 9$14.99−$12.01−$37.01−$137
PSA 8$6.63−$20.37−$45.37−$145

Net = sale price − $2.00 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?

George Brett #102: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$22.49−$29.51
50%$29.99−$22.01
75%$37.49−$14.51

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
George Brett #102: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$58.00best55/4570/30
PSA 10$44.99−$13.0155/4575/25
CGC 10$27.00−$31.0055/4575/25
SGC 10$27.00−$31.0055/4575/25

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.

George Brett #102 graded prices by company and grade
GradePSACGCBGSSGCGraded
10$44.99$27.00$58.00$27.00
9.5$24.68
9$14.99
8$6.63
7$5.49

Run your own numbers

Should I pay this?

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

Other 1988 Donruss cards worth checking

Full set checklist

Grading George Brett #102 — FAQ

Is George Brett #102 worth grading?

A PSA 10 George Brett #102 sells for $44.99 against $2.00 raw: a $42.99 spread, 22× the ungraded price. A PSA 9 ($14.99) 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 George Brett #102 worth compared with raw?

A PSA 10 George Brett #102 (Baseball Cards 1988 Donruss) sells for about $44.99 versus $2.00 for a raw near-mint copy — a 22× premium as of Jul 11, 2026.

Which grading company is best for George Brett #102?

By resale value, BGS 10 leads at $58.00, ahead of PSA 10 at $44.99. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does George Brett #102 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