![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 $6.50 raw — a $25.50 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)
- $6.50
- Grade 9.5
- $32.00
- PSA 9
- $28.99
- Gem premium
- 4.9×
- 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 — Grade 9.5 | $32.00 | +$0.50 | −$24.50 | −$125 |
| PSA 9 | $28.99 | −$2.51 | −$27.51 | −$128 |
Net = sale price − $6.50 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 | −$26.76 |
| 50% | $30.49 | −$26.01 |
| 75% | $31.25 | −$25.25 |
At the standard fee this submission does not break even at any realistic gem rate unless the miss lands above the 9 price.
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![Chipper Jones [Matrix] #1 1997 Stadium Club card](https://i.ebayimg.com/images/g/BJYAAeSwKwBqT35V/s-l500.jpg)
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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 $6.50 raw — a $25.50 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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