Midpoint - Card Centering Tool

Is Hidden HEIDI #501b worth grading?

Garbage Pail Kids · 1988 Garbage Pail Kids · full price guide →

Grading rarely pays for this card

PSA 10 copies of Hidden HEIDI #501b sell for $25.30, only $4.01 above the $21.29 raw price — less than an economy-tier grading fee. A PSA 9 ($12.99) sells for less than raw, so anything short of a 10 loses money. Keep it raw unless you are grading for the slab itself.

Raw (NM)
$21.29
PSA 10
$25.30
PSA 9
$12.99
Gem premium
1.2×
As of
Aug 16, 2026

Break-even by outcome and fee

Hidden HEIDI #501b: 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$25.30−$20.99−$45.99−$146
PSA 9$12.99−$33.30−$58.30−$158

Net = sale price − $21.29 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?

Hidden HEIDI #501b: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$16.07−$55.22
50%$19.14−$52.14
75%$22.22−$49.07

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
Hidden HEIDI #501b: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$33.00best55/4570/30
PSA 10$25.30−$7.7055/4575/25
CGC 10$15.00−$18.0055/4575/25
SGC 10$15.00−$18.0055/4575/25

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.

Hidden HEIDI #501b graded prices by company and grade
GradePSACGCBGSSGCGraded
10$25.30$15.00$33.00$15.00
9.5$14.00
9$12.99

Run your own numbers

Should I pay this?

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

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Grading Hidden HEIDI #501b — FAQ

Is Hidden HEIDI #501b worth grading?

PSA 10 copies of Hidden HEIDI #501b sell for $25.30, only $4.01 above the $21.29 raw price — less than an economy-tier grading fee. A PSA 9 ($12.99) sells for less than raw, so anything short of a 10 loses money. Keep it raw unless you are grading for the slab itself.

How much is a PSA 10 Hidden HEIDI #501b worth compared with raw?

A PSA 10 Hidden HEIDI #501b (1988 Garbage Pail Kids) sells for about $25.30 versus $21.29 for a raw near-mint copy — a 1.2× premium as of Aug 16, 2026.

Which grading company is best for Hidden HEIDI #501b?

By resale value, BGS 10 leads at $33.00, ahead of PSA 10 at $25.30. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Hidden HEIDI #501b 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 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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