Is Greg Maddux [Bordered Refractor] #M12 worth grading?
Baseball · Baseball Cards 1998 Topps Mystery Finest · full price guide →
Strong grading candidate — 22× premium in PSA 10
A PSA 10 Greg Maddux [Bordered Refractor] #M12 sells for $194 against $8.95 raw: a $185 spread, 22× the ungraded price. A PSA 9 ($20.00) 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)
- $8.95
- PSA 10
- $194
- PSA 9
- $20.00
- Gem premium
- 22×
- As of
- Sep 4, 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 | $194 | +$160 | +$135 | +$35.06 |
| PSA 9 | $20.00 | −$13.95 | −$38.95 | −$139 |
| PSA 8 | $18.16 | −$15.79 | −$40.79 | −$141 |
Net = sale price − $8.95 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% | $63.50 | +$4.55 |
| 50% | $107 | +$48.05 |
| 75% | $151 | +$91.56 |
Break-even gem rate at the standard fee: about 22%. 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 | $252 | best | 55/45 | 70/30 |
| PSA 10 | $194 | −$57.99 | 55/45 | 75/25 |
| CGC 10 | $116 | −$136 | 55/45 | 75/25 |
| SGC 10 | $116 | −$136 | 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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Should I pay this?
Enter the seller’s asking price to see your net outcome per grade.
Other 1998 Topps Mystery Finest cards worth checking
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![Frank Thomas [Bordered Refractor] #M10 1998 Topps Mystery Finest card](https://i.ebayimg.com/images/g/r4YAAeSwNKlqVZ9w/s-l500.jpg)
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Grading Greg Maddux [Bordered Refractor] #M12 — FAQ
Is Greg Maddux [Bordered Refractor] #M12 worth grading?
A PSA 10 Greg Maddux [Bordered Refractor] #M12 sells for $194 against $8.95 raw: a $185 spread, 22× the ungraded price. A PSA 9 ($20.00) 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 Greg Maddux [Bordered Refractor] #M12 worth compared with raw?
A PSA 10 Greg Maddux [Bordered Refractor] #M12 (Baseball Cards 1998 Topps Mystery Finest) sells for about $194 versus $8.95 for a raw near-mint copy — a 22× premium as of Sep 4, 2026.
Which grading company is best for Greg Maddux [Bordered Refractor] #M12?
By resale value, BGS 10 leads at $252, ahead of PSA 10 at $194. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Greg Maddux [Bordered Refractor] #M12 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 Greg Maddux [Bordered Refractor] #M12 break even?
At a standard ~$50 fee, submitting Greg Maddux [Bordered Refractor] #M12 breaks even when it gems about 22% of the time (a miss assumed to sell at the PSA 9 price of $20.00).
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