Is Roger Clemens #M31 worth grading?
Baseball · Baseball Cards 1999 Topps All Mystery Finest · full price guide →
Grading rarely pays for this card
PSA 10 copies of Roger Clemens #M31 sell for $23.40, only $21.15 above the $2.25 raw price — less than an economy-tier grading fee. Keep it raw unless you are grading for the slab itself.
- Raw (NM)
- $2.25
- PSA 10
- $23.40
- Gem premium
- 10×
- 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 | $23.40 | −$3.85 | −$28.85 | −$129 |
Net = sale price − $2.25 raw value − fee. Fee tiers are illustrative; plug your grader's current price into the calculator below.
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 | $30.00 | best | 55/45 | 70/30 |
| PSA 10 | $23.40 | −$6.60 | 55/45 | 75/25 |
| CGC 10 | $14.00 | −$16.00 | 55/45 | 75/25 |
| SGC 10 | $14.00 | −$16.00 | 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 |
|---|---|---|---|---|
| 10 | $23.40 | $14.00 | $30.00 | $14.00 |
Run your own numbers
Should I pay this?
Enter the seller’s asking price to see your net outcome per grade.
Other 1999 Topps All Mystery Finest cards worth checking
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![David Justice [Refractor] #M21 1999 Topps All Mystery Finest card](https://i.ebayimg.com/images/g/NiEAAeSwps5qIeI5/s-l500.jpg)
![Greg Maddux [Refractor] #M33 1999 Topps All Mystery Finest card](https://i.ebayimg.com/images/g/pYYAAeSwcGJqKD8l/s-l500.jpg)
![Frank Thomas [Refractor] #M19 1999 Topps All Mystery Finest card](https://i.ebayimg.com/images/g/TcIAAeSwuzZqXuY-/s-l500.jpg)
![Barry Bonds [Refractor] #M16 1999 Topps All Mystery Finest card](https://i.ebayimg.com/images/g/wkQAAeSw7CdpH5Jc/s-l500.jpg)
Grading Roger Clemens #M31 — FAQ
Is Roger Clemens #M31 worth grading?
PSA 10 copies of Roger Clemens #M31 sell for $23.40, only $21.15 above the $2.25 raw price — less than an economy-tier grading fee. Keep it raw unless you are grading for the slab itself.
How much is a PSA 10 Roger Clemens #M31 worth compared with raw?
A PSA 10 Roger Clemens #M31 (Baseball Cards 1999 Topps All Mystery Finest) sells for about $23.40 versus $2.25 for a raw near-mint copy — a 10× premium as of Jul 11, 2026.
Which grading company is best for Roger Clemens #M31?
By resale value, BGS 10 leads at $30.00, ahead of PSA 10 at $23.40. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Roger Clemens #M31 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.
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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