Is Spider-Man's Web-Shooters #131 worth grading?
Marvel · Marvel 1991 Universe · full price guide →
Strong grading candidate — 35× premium in PSA 10
A PSA 10 Spider-Man's Web-Shooters #131 sells for $61.00 against $1.75 raw: a $59.25 spread, 35× the ungraded price. A PSA 9 ($22.72) 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)
- $1.75
- PSA 10
- $61.00
- PSA 9
- $22.72
- Gem premium
- 35×
- 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 | $61.00 | +$34.25 | +$9.25 | −$90.75 |
| PSA 9 | $22.72 | −$4.03 | −$29.03 | −$129 |
| PSA 8 | $15.00 | −$11.75 | −$36.75 | −$137 |
Net = sale price − $1.75 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% | $32.29 | −$19.46 |
| 50% | $41.86 | −$9.89 |
| 75% | $51.43 | −$0.32 |
Break-even gem rate at the standard fee: about 76%. 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 | $79.00 | best | 55/45 | 70/30 |
| PSA 10 | $61.00 | −$18.00 | 55/45 | 75/25 |
| SGC 10 | $37.00 | −$42.00 | 55/45 | 75/25 |
| CGC 10 | $20.50 | −$58.50 | 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 | $61.00 | $20.50 | $79.00 | $37.00 | — |
| 9.5 | — | — | — | — | $31.00 |
| 9 | — | — | — | — | $22.72 |
| 8 | — | — | — | — | $15.00 |
| 7 | — | — | — | — | $12.00 |
Run your own numbers
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Full set checklist →Grading Spider-Man's Web-Shooters #131 — FAQ
Is Spider-Man's Web-Shooters #131 worth grading?
A PSA 10 Spider-Man's Web-Shooters #131 sells for $61.00 against $1.75 raw: a $59.25 spread, 35× the ungraded price. A PSA 9 ($22.72) 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 Spider-Man's Web-Shooters #131 worth compared with raw?
A PSA 10 Spider-Man's Web-Shooters #131 (Marvel 1991 Universe) sells for about $61.00 versus $1.75 for a raw near-mint copy — a 35× premium as of Aug 15, 2026.
Which grading company is best for Spider-Man's Web-Shooters #131?
By resale value, BGS 10 leads at $79.00, ahead of PSA 10 at $61.00. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Spider-Man's Web-Shooters #131 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 Spider-Man's Web-Shooters #131 break even?
At a standard ~$50 fee, submitting Spider-Man's Web-Shooters #131 breaks even when it gems about 76% of the time (a miss assumed to sell at the PSA 9 price of $22.72).
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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