Is Professor X #66 worth grading?
Marvel · Marvel 1992 Masterpieces · full price guide →
Strong grading candidate — 256× premium in PSA 10
A PSA 10 Professor X #66 sells for $305 against $1.19 raw: a $303 spread, 256× the ungraded price. A PSA 9 ($23.99) 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)
- $1.19
- PSA 10
- $305
- PSA 9
- $23.99
- Gem premium
- 256×
- As of
- Aug 15, 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 | $305 | +$278 | +$253 | +$153 |
| PSA 9 | $23.99 | −$2.20 | −$27.20 | −$127 |
| PSA 8 | $12.99 | −$13.20 | −$38.20 | −$138 |
Net = sale price − $1.19 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% | $94.12 | +$42.93 |
| 50% | $164 | +$113 |
| 75% | $234 | +$183 |
Break-even gem rate at the standard fee: about 10%. 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 | $396 | best | 55/45 | 70/30 |
| PSA 10 | $305 | −$91.50 | 55/45 | 75/25 |
| CGC 10 | $183 | −$213 | 55/45 | 75/25 |
| SGC 10 | $19.98 | −$376 | 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 | $305 | $183 | $396 | $19.98 | — |
| 9.5 | — | — | — | — | $26.00 |
| 9 | — | — | — | — | $23.99 |
| 8 | — | — | — | — | $12.99 |
| 7 | — | — | — | — | $4.84 |
Run your own numbers
Should I pay this?
Enter the seller’s asking price to see your net outcome per grade.
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Full set checklist →Grading Professor X #66 — FAQ
Is Professor X #66 worth grading?
A PSA 10 Professor X #66 sells for $305 against $1.19 raw: a $303 spread, 256× the ungraded price. A PSA 9 ($23.99) 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 Professor X #66 worth compared with raw?
A PSA 10 Professor X #66 (Marvel 1992 Masterpieces) sells for about $305 versus $1.19 for a raw near-mint copy — a 256× premium as of Aug 15, 2026.
Which grading company is best for Professor X #66?
By resale value, BGS 10 leads at $396, ahead of PSA 10 at $305. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Professor X #66 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 Professor X #66 break even?
At a standard ~$50 fee, submitting Professor X #66 breaks even when it gems about 10% of the time (a miss assumed to sell at the PSA 9 price of $23.99).
Is your Marvel 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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