![Gum-Gum Giant [Alternate Art PRB-02] OP09-078 (One Piece Premium Booster 2) — is it worth grading?](https://i.ebayimg.com/images/g/HhQAAeSwwrlqWTXz/s-l1600.jpg)
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 $1,877 versus $888 raw — a $989 spread that covers an economy-tier ~$25 grading fee. A PSA 9 ($889) only about breaks even after fees, so the case rests on gemming.
- Raw (NM)
- $888
- PSA 10
- $1,877
- PSA 9
- $889
- Gem premium
- 2.1×
- As of
- Aug 25, 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 | $1,877 | +$964 | +$939 | +$839 |
| PSA 9 | $889 | −$24.03 | −$49.03 | −$149 |
| PSA 8 | $808 | −$105 | −$130 | −$230 |
Net = sale price − $888 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% | $1,136 | +$198 |
| 50% | $1,383 | +$445 |
| 75% | $1,630 | +$692 |
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 →| Grader | 10 sells for | vs best | Front centering for a 10 | Back |
|---|---|---|---|---|
| BGS 10 | $1,914 | best | 55/45 | 70/30 |
| PSA 10 | $1,877 | −$36.90 | 55/45 | 75/25 |
| SGC 10 | $1,126 | −$788 | 55/45 | 75/25 |
| CGC 10 | $712 | −$1,202 | 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 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 $1,877 versus $888 raw — a $989 spread that covers an economy-tier ~$25 grading fee. A PSA 9 ($889) only about breaks even after fees, so the case rests on gemming.
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 $1,877 versus $888 for a raw near-mint copy — a 2.1× premium as of Aug 25, 2026.
Which grading company is best for Gum-Gum Giant [Alternate Art PRB-02] OP09-078?
By resale value, BGS 10 leads at $1,914, ahead of PSA 10 at $1,877. 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 5% of the time (a miss assumed to sell at the PSA 9 price of $889).
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