Is Warren Spahn #12 worth grading?
Baseball · Baseball Cards 1991 Kellogg's · full price guide →
Strong grading candidate — 41× premium in PSA 10
A PSA 10 Warren Spahn #12 sells for $59.98 against $1.46 raw: a $58.52 spread, 41× the ungraded price. A PSA 9 ($19.66) 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)
- $1.46
- PSA 10
- $59.98
- PSA 9
- $19.66
- Gem premium
- 41×
- As of
- Jul 11, 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 | $59.98 | +$33.52 | +$8.52 | −$91.48 |
| PSA 9 | $19.66 | −$6.80 | −$31.80 | −$132 |
| PSA 8 | $4.69 | −$21.77 | −$46.77 | −$147 |
Net = sale price − $1.46 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% | $29.74 | −$21.72 |
| 50% | $39.82 | −$11.64 |
| 75% | $49.90 | −$1.56 |
Break-even gem rate at the standard fee: about 79%. 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 | $78.00 | best | 55/45 | 70/30 |
| PSA 10 | $59.98 | −$18.02 | 55/45 | 75/25 |
| CGC 10 | $36.00 | −$42.00 | 55/45 | 75/25 |
| SGC 10 | $36.00 | −$42.00 | 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 | $59.98 | $36.00 | $78.00 | $36.00 | — |
| 9.5 | — | — | — | — | $35.99 |
| 9 | — | — | — | — | $19.66 |
| 8 | — | — | — | — | $4.69 |
Run your own numbers
Should I pay this?
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Other 1991 Kellogg's cards worth checking
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Grading Warren Spahn #12 — FAQ
Is Warren Spahn #12 worth grading?
A PSA 10 Warren Spahn #12 sells for $59.98 against $1.46 raw: a $58.52 spread, 41× the ungraded price. A PSA 9 ($19.66) 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 Warren Spahn #12 worth compared with raw?
A PSA 10 Warren Spahn #12 (Baseball Cards 1991 Kellogg's) sells for about $59.98 versus $1.46 for a raw near-mint copy — a 41× premium as of Jul 11, 2026.
Which grading company is best for Warren Spahn #12?
By resale value, BGS 10 leads at $78.00, ahead of PSA 10 at $59.98. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Warren Spahn #12 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 Warren Spahn #12 break even?
At a standard ~$50 fee, submitting Warren Spahn #12 breaks even when it gems about 79% of the time (a miss assumed to sell at the PSA 9 price of $19.66).
Is your baseball 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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