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スリーパー (拡張シート3 No.097) — is it worth grading?

Is スリーパー worth grading?

Pokémon · 拡張シート3 · No.097 · full price guide →

Grading rarely pays for this card

PSA 10 copies of スリーパー sell for $765, only $0.00 above the $2,000 raw price — less than an economy-tier grading fee. A PSA 9 ($137) 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)
$2,000
PSA 10
$765
PSA 9
$137
Gem premium
0.4×
As of
Aug 10, 2026

Break-even by outcome and fee

スリーパー: 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$765−$1,260−$1,285−$1,385
PSA 9$137−$1,888−$1,913−$2,013
PSA 8$54.83−$1,970−$1,995−$2,095

Net = sale price − $2,000 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?

スリーパー: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$294−$1,756
50%$451−$1,599
75%$608−$1,442

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
スリーパー: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
PSA 10$765best55/4575/25
CGC 10$138−$62755/4575/25

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.

スリーパー graded prices by company and grade
GradePSACGCBGSACE
10$765$138$381
9$137$65.34$26.00
8.5$16.95
8$54.83
7$18.51
6$36.00
4$45.00

Run your own numbers

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Other 拡張シート3 cards worth checking

Full set checklist

Grading スリーパー — FAQ

Is スリーパー worth grading?

PSA 10 copies of スリーパー sell for $765, only $0.00 above the $2,000 raw price — less than an economy-tier grading fee. A PSA 9 ($137) 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 スリーパー worth compared with raw?

A PSA 10 スリーパー (拡張シート3 No.097) sells for about $765 versus $2,000 for a raw near-mint copy — a 0.4× premium as of Aug 10, 2026.

Which grading company is best for スリーパー?

By resale value, PSA 10 leads at $765, ahead of CGC 10 at $138. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does スリーパー 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.

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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