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Porygon (Aquapolis 103/147) — is it worth grading?

Is Porygon worth grading?

Pokémon · Aquapolis · 103/147 · full price guide →

Strong grading candidate — 50× premium in PSA 10

A PSA 10 Porygon sells for $341 against $6.88 raw: a $334 spread, 50× the ungraded price. A PSA 9 ($29.93) 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)
$6.88
PSA 10
$341
PSA 9
$29.93
Gem premium
50×
As of
Aug 10, 2026

Break-even by outcome and fee

Porygon: 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$341+$309+$284+$184
PSA 9$29.93−$1.95−$26.95−$127
PSA 8$10.53−$21.35−$46.35−$146

Net = sale price − $6.88 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?

Porygon: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$108+$50.77
50%$185+$128
75%$263+$206

Break-even gem rate at the standard fee: about 9%. 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
Porygon: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
PSA 10$341best55/4575/25
CGC 10$49.35−$29155/4575/25

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.

Porygon graded prices by company and grade
GradePSACGCACE
10$261$49.35
9.5$150
9$227$92.00$50.38
8.5$32.00
8$33.04$56.38
7.5$70.00
7$18.56
6$8.00
4$8.00

Run your own numbers

Should I pay this?

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

Other Aquapolis cards worth checking

Full set checklist

Grading Porygon — FAQ

Is Porygon worth grading?

A PSA 10 Porygon sells for $341 against $6.88 raw: a $334 spread, 50× the ungraded price. A PSA 9 ($29.93) 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 Porygon worth compared with raw?

A PSA 10 Porygon (Aquapolis 103/147) sells for about $341 versus $6.88 for a raw near-mint copy — a 50× premium as of Aug 10, 2026.

Which grading company is best for Porygon?

By resale value, PSA 10 leads at $341, ahead of CGC 10 at $49.35. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Porygon need for a PSA 10?

PSA publishes 55/45 front and 75/25 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 Porygon break even?

At a standard ~$50 fee, submitting Porygon breaks even when it gems about 9% of the time (a miss assumed to sell at the PSA 9 price of $29.93).

Is your Pokémon 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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