Midpoint - Card Centering Tool
ミズゴロウ (タイダルストーム 012/070) — is it worth grading?

Is ミズゴロウ worth grading?

Pokémon · タイダルストーム · 012/070 · full price guide →

Strong grading candidate — 100× premium in PSA 10

A PSA 10 ミズゴロウ sells for $630 against $6.27 raw: a $623 spread, 100× the ungraded price. A PSA 9 ($27.71) 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)
$6.27
PSA 10
$630
PSA 9
$27.71
Gem premium
100×
As of
Aug 10, 2026

Break-even by outcome and fee

ミズゴロウ: 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$630+$598+$573+$473
PSA 9$27.71−$3.56−$28.56−$129
PSA 8$52.00+$20.73−$4.27−$104

Net = sale price − $6.27 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?

ミズゴロウ: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$178+$122
50%$329+$272
75%$479+$423

Break-even gem rate at the standard fee: about 5%. 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
ミズゴロウ: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
PSA 10$630best55/4575/25
CGC 10$41.20−$58855/4575/25

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.

ミズゴロウ graded prices by company and grade
GradePSACGC
10$100$41.20
9$27.71
8$52.00
7$45.00

Run your own numbers

Should I pay this?

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

Other タイダルストーム cards worth checking

Full set checklist

Grading ミズゴロウ — FAQ

Is ミズゴロウ worth grading?

A PSA 10 ミズゴロウ sells for $630 against $6.27 raw: a $623 spread, 100× the ungraded price. A PSA 9 ($27.71) 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 ミズゴロウ worth compared with raw?

A PSA 10 ミズゴロウ (タイダルストーム 012/070) sells for about $630 versus $6.27 for a raw near-mint copy — a 100× premium as of Aug 10, 2026.

Which grading company is best for ミズゴロウ?

By resale value, PSA 10 leads at $630, ahead of CGC 10 at $41.20. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does ミズゴロウ 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 ミズゴロウ break even?

At a standard ~$50 fee, submitting ミズゴロウ breaks even when it gems about 5% of the time (a miss assumed to sell at the PSA 9 price of $27.71).

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.

Check my card free