Is Grookey worth grading?
Pokémon · Mega Evolution Black Star Promos · 052 · full price guide →
Strong grading candidate — 27× premium in PSA 10
A PSA 10 Grookey sells for $102 against $3.83 raw: a $98.44 spread, 27× the ungraded price. A PSA 9 ($25.40) 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)
- $3.83
- PSA 10
- $102
- PSA 9
- $25.40
- Gem premium
- 27×
- As of
- Sep 26, 2026
Break-even by outcome and fee
| If it comes back… | Sells for | Economy / bulk (~$25.00) | Standard (~$50.00) | Express (~$150) |
|---|---|---|---|---|
| Gem — PSA 10 | $102 | +$73.44 | +$48.44 | −$51.56 |
| PSA 9 | $25.40 | −$3.43 | −$28.43 | −$128 |
Net = sale price − $3.83 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?
| Chance it gems | Expected sale | Expected net (standard fee) |
|---|---|---|
| 25% | $44.62 | −$9.21 |
| 50% | $63.83 | +$10.00 |
| 75% | $83.05 | +$29.22 |
Break-even gem rate at the standard fee: about 37%. 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 →| Grader | 10 sells for | vs best | Front centering for a 10 | Back |
|---|---|---|---|---|
| PSA 10 | $102 | best | 55/45 | 75/25 |
| CGC 10 | $18.32 | −$83.95 | 55/45 | 75/25 |
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.
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Grading Grookey — FAQ
Is Grookey worth grading?
A PSA 10 Grookey sells for $102 against $3.83 raw: a $98.44 spread, 27× the ungraded price. A PSA 9 ($25.40) 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 Grookey worth compared with raw?
A PSA 10 Grookey (Mega Evolution Black Star Promos 052) sells for about $102 versus $3.83 for a raw near-mint copy — a 27× premium as of Sep 26, 2026.
Which grading company is best for Grookey?
By resale value, PSA 10 leads at $102, ahead of CGC 10 at $18.32. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Grookey 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 Grookey break even?
At a standard ~$50 fee, submitting Grookey breaks even when it gems about 37% of the time (a miss assumed to sell at the PSA 9 price of $25.40).
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