![Mephisto [Diamond Preview] #78 (Marvel 1990 Universe) — is it worth grading?](https://i.ebayimg.com/images/g/pGgAAOSwp5djVwks/s-l1600.jpg)
Is Mephisto [Diamond Preview] #78 worth grading?
Marvel · Marvel 1990 Universe · full price guide →
Strong grading candidate — 27× premium in PSA 10
A PSA 10 Mephisto [Diamond Preview] #78 sells for $2,000 against $75.00 raw: a $1,925 spread, 27× the ungraded price. A PSA 9 ($72.98) sells for less than raw, so anything short of a 10 loses money. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
- Raw (NM)
- $75.00
- PSA 10
- $2,000
- PSA 9
- $72.98
- Gem premium
- 27×
- As of
- Sep 27, 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 | $2,000 | +$1,900 | +$1,875 | +$1,775 |
| PSA 9 | $72.98 | −$27.02 | −$52.02 | −$152 |
| PSA 8 | $22.50 | −$77.50 | −$103 | −$203 |
Net = sale price − $75.00 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% | $555 | +$430 |
| 50% | $1,036 | +$911 |
| 75% | $1,518 | +$1,393 |
Break-even gem rate at the standard fee: about 3%. 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 | $2,600 | best | 55/45 | 70/30 |
| PSA 10 | $2,000 | −$600 | 55/45 | 75/25 |
| CGC 10 | $1,200 | −$1,400 | 55/45 | 75/25 |
| SGC 10 | $1,200 | −$1,400 | 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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Raw conditions & history →Swipe the table for the other grading companies →
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Other Marvel 1990 Universe cards worth checking
Full set checklist →![Wolverine [Hologram] #MH4 Marvel 1990 Universe card](https://i.ebayimg.com/images/g/b6UAAeSw0BpqhdHd/s-l500.jpg)
![Cosmic Spider-Man [Hologram] #MH1 Marvel 1990 Universe card](https://i.ebayimg.com/images/g/VlUAAeSwcgFqHNGd/s-l500.jpg)
![Spider-Man [Diamond Preview] #29 Marvel 1990 Universe card](https://i.ebayimg.com/images/g/GNsAAeSwV0tqLNRz/s-l500.jpg)
![Ghost Rider [Diamond Preview] #82 Marvel 1990 Universe card](https://i.ebayimg.com/images/g/NXoAAeSwPelpKpHE/s-l500.jpg)
Grading Mephisto [Diamond Preview] #78 — FAQ
Is Mephisto [Diamond Preview] #78 worth grading?
A PSA 10 Mephisto [Diamond Preview] #78 sells for $2,000 against $75.00 raw: a $1,925 spread, 27× the ungraded price. A PSA 9 ($72.98) sells for less than raw, so anything short of a 10 loses money. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
How much is a PSA 10 Mephisto [Diamond Preview] #78 worth compared with raw?
A PSA 10 Mephisto [Diamond Preview] #78 (Marvel 1990 Universe) sells for about $2,000 versus $75.00 for a raw near-mint copy — a 27× premium as of Sep 27, 2026.
Which grading company is best for Mephisto [Diamond Preview] #78?
By resale value, BGS 10 leads at $2,600, ahead of PSA 10 at $2,000. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Mephisto [Diamond Preview] #78 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 Mephisto [Diamond Preview] #78 break even?
At a standard ~$50 fee, submitting Mephisto [Diamond Preview] #78 breaks even when it gems about 3% of the time (a miss assumed to sell at the PSA 9 price of $72.98).
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