Is Gum-Gum Giant [Alternate Art PRB-02] OP09-078 worth grading?
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Worth grading only if it gems
A PSA 10 Gum-Gum Giant [Alternate Art PRB-02] OP09-078 brings $1,707 versus $869 raw — a $837 spread that covers an economy-tier ~$25 grading fee. A PSA 9 ($848) sells for less than raw, so anything short of a 10 loses money.
- Raw (NM)
- $869
- PSA 10
- $1,707
- PSA 9
- $848
- Gem premium
- 2.0×
- As of
- Aug 17, 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 | $1,707 | +$812 | +$787 | +$687 |
| PSA 9 | $848 | −$46.15 | −$71.15 | −$171 |
| PSA 8 | $771 | −$123 | −$148 | −$248 |
Net = sale price − $869 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% | $1,063 | +$143 |
| 50% | $1,277 | +$358 |
| 75% | $1,492 | +$573 |
Break-even gem rate at the standard fee: about 8%. 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 |
|---|---|---|---|---|
| BGS 10 | $1,881 | best | 55/45 | 70/30 |
| PSA 10 | $1,707 | −$175 | 55/45 | 75/25 |
| SGC 10 | $1,024 | −$857 | 55/45 | 75/25 |
| CGC 10 | $712 | −$1,169 | 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.
Full grade ladder
Raw conditions & history →| Grade | PSA | CGC | BGS | SGC | Graded |
|---|---|---|---|---|---|
| 10 | $1,707 | $712 | $1,881 | $1,024 | — |
| 9.5 | — | — | — | — | $944 |
| 9 | — | — | — | — | $848 |
| 8 | — | — | — | — | $771 |
Run your own numbers
Should I pay this?
Enter the seller’s asking price to see your net outcome per grade.
Grading Gum-Gum Giant [Alternate Art PRB-02] OP09-078 — FAQ
Is Gum-Gum Giant [Alternate Art PRB-02] OP09-078 worth grading?
A PSA 10 Gum-Gum Giant [Alternate Art PRB-02] OP09-078 brings $1,707 versus $869 raw — a $837 spread that covers an economy-tier ~$25 grading fee. A PSA 9 ($848) sells for less than raw, so anything short of a 10 loses money.
How much is a PSA 10 Gum-Gum Giant [Alternate Art PRB-02] OP09-078 worth compared with raw?
A PSA 10 Gum-Gum Giant [Alternate Art PRB-02] OP09-078 (One Piece Premium Booster 2) sells for about $1,707 versus $869 for a raw near-mint copy — a 2.0× premium as of Aug 17, 2026.
Which grading company is best for Gum-Gum Giant [Alternate Art PRB-02] OP09-078?
By resale value, BGS 10 leads at $1,881, ahead of PSA 10 at $1,707. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Gum-Gum Giant [Alternate Art PRB-02] OP09-078 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.
What gem rate makes grading Gum-Gum Giant [Alternate Art PRB-02] OP09-078 break even?
At a standard ~$50 fee, submitting Gum-Gum Giant [Alternate Art PRB-02] OP09-078 breaks even when it gems about 8% of the time (a miss assumed to sell at the PSA 9 price of $848).
Is your One Piece 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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