![Mariano Rivera [Matrix] #11 (Baseball Cards 1997 Stadium Club) — is it worth grading?](https://i.ebayimg.com/images/g/nOkAAeSwPGtqcC2U/s-l1600.jpg)
Is Mariano Rivera [Matrix] #11 worth grading?
Baseball · Baseball Cards 1997 Stadium Club · full price guide →
Worth grading only if it gems
A Grade 9.5 Mariano Rivera [Matrix] #11 brings $32.00 versus $6.99 raw — a $25.01 spread that covers an economy-tier ~$25 grading fee. A PSA 9 ($28.99) only about breaks even after fees, so the case rests on gemming.
- Raw (NM)
- $6.99
- Grade 9.5
- $32.00
- PSA 9
- $28.99
- Gem premium
- 4.6×
- 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 9.5 | $32.00 | +$0.01 | −$24.99 | −$125 |
| PSA 9 | $28.99 | −$3.00 | −$28.00 | −$128 |
Net = sale price − $6.99 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 | −$27.25 |
| 50% | $30.49 | −$26.50 |
| 75% | $31.25 | −$25.74 |
At the standard fee this submission does not break even at any realistic gem rate unless the miss lands above the 9 price.
Full grade ladder
Raw conditions & history →| Grade | Graded |
|---|---|
| 9.5 | $32.00 |
| 9 | $28.99 |
| 7 | $9.99 |
Run your own numbers
Should I pay this?
Enter the seller’s asking price to see your net outcome per grade.
Other 1997 Stadium Club cards worth checking
Full set checklist →
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![Mike Piazza [Matrix] #31 1997 Stadium Club card](https://i.ebayimg.com/images/g/Cj8AAeSwlhpqLIrV/s-l500.jpg)
![Chipper Jones [Matrix] #1 1997 Stadium Club card](https://i.ebayimg.com/images/g/BJYAAeSwKwBqT35V/s-l500.jpg)
![Ken Griffey Jr. [Matrix] #50 1997 Stadium Club card](https://i.ebayimg.com/images/g/SkkAAeSwYaxqWXM9/s-l500.jpg)
![Ken Griffey Jr. [Members Only] #50 1997 Stadium Club card](https://i.ebayimg.com/images/g/sBUAAOSwMZplGgup/s-l500.jpg)
Grading Mariano Rivera [Matrix] #11 — FAQ
Is Mariano Rivera [Matrix] #11 worth grading?
A Grade 9.5 Mariano Rivera [Matrix] #11 brings $32.00 versus $6.99 raw — a $25.01 spread that covers an economy-tier ~$25 grading fee. A PSA 9 ($28.99) only about breaks even after fees, so the case rests on gemming.
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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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