![Mike Piazza [Borderless Refractor] #M15 (Baseball Cards 1998 Topps Mystery Finest) — is it worth grading?](https://i.ebayimg.com/images/g/4ogAAeSwfVNqcWWL/s-l1600.jpg)
Is Mike Piazza [Borderless Refractor] #M15 worth grading?
Baseball · Baseball Cards 1998 Topps Mystery Finest · full price guide →
Strong grading candidate — 5.0× premium in Grade 8
A Grade 8 Mike Piazza [Borderless Refractor] #M15 sells for $59.99 against $11.88 raw: a $48.11 spread, 5.0× the ungraded price. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
- Raw (NM)
- $11.88
- Grade 8
- $59.99
- Gem premium
- 5.0×
- 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 — Grade 8 | $59.99 | +$23.11 | −$1.89 | −$102 |
| PSA 8 | $59.99 | +$23.11 | −$1.89 | −$102 |
Net = sale price − $11.88 raw value − fee. Fee tiers are illustrative; plug your grader's current price into the calculator below.
Full grade ladder
Raw conditions & history →| Grade | Graded |
|---|---|
| 8 | $59.99 |
| 7 | $14.99 |
Run your own numbers
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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![Ken Griffey Jr. [Bordered] #M20 1998 Topps Mystery Finest card](https://i.ebayimg.com/images/g/masAAeSwxLNqYrhR/s-l500.jpg)
![Frank Thomas [Bordered Refractor] #M10 1998 Topps Mystery Finest card](https://i.ebayimg.com/images/g/r4YAAeSwNKlqVZ9w/s-l500.jpg)
![Cal Ripken Jr. [Bordered Refractor] #M16 1998 Topps Mystery Finest card](https://i.ebayimg.com/images/g/JjAAAeSwgblqYU~B/s-l500.jpg)
![Ken Griffey Jr. [Bordered Refractor] #M20 1998 Topps Mystery Finest card](https://i.ebayimg.com/images/g/GHQAAeSwKA1qSCdY/s-l500.jpg)
Grading Mike Piazza [Borderless Refractor] #M15 — FAQ
Is Mike Piazza [Borderless Refractor] #M15 worth grading?
A Grade 8 Mike Piazza [Borderless Refractor] #M15 sells for $59.99 against $11.88 raw: a $48.11 spread, 5.0× the ungraded price. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
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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