Midpoint - Card Centering Tool

Is STU Spew #311A worth grading?

Garbage Pail Kids · 1987 Garbage Pail Kids · full price guide →

Strong grading candidate — 35× premium in PSA 10

A PSA 10 STU Spew #311A sells for $60.23 against $1.74 raw: a $58.49 spread, 35× the ungraded price. A PSA 9 ($13.00) 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)
$1.74
PSA 10
$60.23
PSA 9
$13.00
Gem premium
35×
As of
Aug 16, 2026

Break-even by outcome and fee

STU Spew #311A: 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$60.23+$33.49+$8.49−$91.51
PSA 9$13.00−$13.74−$38.74−$139
PSA 8$12.00−$14.74−$39.74−$140

Net = sale price − $1.74 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?

STU Spew #311A: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$24.81−$26.93
50%$36.61−$15.13
75%$48.42−$3.32

Break-even gem rate at the standard fee: about 82%. 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
STU Spew #311A: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$78.00best55/4570/30
PSA 10$60.23−$17.7755/4575/25
CGC 10$36.00−$42.0055/4575/25
SGC 10$36.00−$42.0055/4575/25

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.

STU Spew #311A graded prices by company and grade
GradePSACGCBGSSGCGraded
10$60.23$36.00$78.00$36.00
9.5$14.00
9$13.00
8$12.00

Run your own numbers

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Other 1987 Garbage Pail Kids cards worth checking

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Grading STU Spew #311A — FAQ

Is STU Spew #311A worth grading?

A PSA 10 STU Spew #311A sells for $60.23 against $1.74 raw: a $58.49 spread, 35× the ungraded price. A PSA 9 ($13.00) 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 STU Spew #311A worth compared with raw?

A PSA 10 STU Spew #311A (1987 Garbage Pail Kids) sells for about $60.23 versus $1.74 for a raw near-mint copy — a 35× premium as of Aug 16, 2026.

Which grading company is best for STU Spew #311A?

By resale value, BGS 10 leads at $78.00, ahead of PSA 10 at $60.23. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does STU Spew #311A 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 STU Spew #311A break even?

At a standard ~$50 fee, submitting STU Spew #311A breaks even when it gems about 82% of the time (a miss assumed to sell at the PSA 9 price of $13.00).

Is your Garbage Pail Kids 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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