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Is Dupli-KIT #330B worth grading?

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

Worth grading only if it gems

A PSA 10 Dupli-KIT #330B brings $40.49 versus $1.50 raw — a $38.99 spread that covers an economy-tier ~$25 grading fee. A PSA 9 ($10.00) only about breaks even after fees, so the case rests on gemming.

Raw (NM)
$1.50
PSA 10
$40.49
PSA 9
$10.00
Gem premium
27×
As of
Aug 16, 2026

Break-even by outcome and fee

Dupli-KIT #330B: 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$40.49+$13.99−$11.01−$111
PSA 9$10.00−$16.50−$41.50−$142
PSA 8$8.99−$17.51−$42.51−$143

Net = sale price − $1.50 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?

Dupli-KIT #330B: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$17.62−$33.88
50%$25.25−$26.25
75%$32.87−$18.63

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
Dupli-KIT #330B: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$53.00best55/4570/30
PSA 10$40.49−$12.5155/4575/25
CGC 10$24.00−$29.0055/4575/25
SGC 10$24.00−$29.0055/4575/25

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.

Dupli-KIT #330B graded prices by company and grade
GradePSACGCBGSSGCGraded
10$40.49$24.00$53.00$24.00
9.5$11.00
9$10.00
8$8.99

Run your own numbers

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Other 1987 Garbage Pail Kids cards worth checking

Full set checklist

Grading Dupli-KIT #330B — FAQ

Is Dupli-KIT #330B worth grading?

A PSA 10 Dupli-KIT #330B brings $40.49 versus $1.50 raw — a $38.99 spread that covers an economy-tier ~$25 grading fee. A PSA 9 ($10.00) only about breaks even after fees, so the case rests on gemming.

How much is a PSA 10 Dupli-KIT #330B worth compared with raw?

A PSA 10 Dupli-KIT #330B (1987 Garbage Pail Kids) sells for about $40.49 versus $1.50 for a raw near-mint copy — a 27× premium as of Aug 16, 2026.

Which grading company is best for Dupli-KIT #330B?

By resale value, BGS 10 leads at $53.00, ahead of PSA 10 at $40.49. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Dupli-KIT #330B 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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