![Shalin Polanco [Purple Refractor] #CPA-SP (Baseball Cards 2021 Bowman Chrome Prospect Autographs) — is it worth grading?](https://i.ebayimg.com/images/g/xOsAAeSwahlqYBia/s-l1600.jpg)
Is Shalin Polanco [Purple Refractor] #CPA-SP worth grading?
Baseball · Baseball Cards 2021 Bowman Chrome Prospect Autographs · full price guide →
Grading rarely pays for this card
PSA 10 copies of Shalin Polanco [Purple Refractor] #CPA-SP sell for $26.19, only $8.71 above the $17.48 raw price — less than an economy-tier grading fee. A PSA 9 ($14.96) sells for less than raw, so anything short of a 10 loses money. Keep it raw unless you are grading for the slab itself.
- Raw (NM)
- $17.48
- PSA 10
- $26.19
- PSA 9
- $14.96
- Gem premium
- 1.5×
- 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 | $26.19 | −$16.29 | −$41.29 | −$141 |
| PSA 9 | $14.96 | −$27.52 | −$52.52 | −$153 |
Net = sale price − $17.48 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% | $17.77 | −$49.71 |
| 50% | $20.58 | −$46.91 |
| 75% | $23.38 | −$44.10 |
At the standard fee this submission does not break even at any realistic gem rate unless the miss lands above the 9 price.
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 | $34.00 | best | 55/45 | 70/30 |
| PSA 10 | $26.19 | −$7.81 | 55/45 | 75/25 |
| CGC 10 | $16.00 | −$18.00 | 55/45 | 75/25 |
| SGC 10 | $16.00 | −$18.00 | 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 →Swipe the table for the other grading companies →
Run your own numbers
Should I pay this?
Enter the seller’s asking price to see your net outcome per grade.
Other 2021 Bowman Chrome Prospect Autographs cards worth checking
Full set checklist →![Emmanuel Rodriguez [Refractor] #CPA-ERO 2021 Bowman Chrome Prospect Autographs card](https://i.ebayimg.com/images/g/DsQAAeSwFcFqN3Te/s-l500.jpg)
Grading Shalin Polanco [Purple Refractor] #CPA-SP — FAQ
Is Shalin Polanco [Purple Refractor] #CPA-SP worth grading?
PSA 10 copies of Shalin Polanco [Purple Refractor] #CPA-SP sell for $26.19, only $8.71 above the $17.48 raw price — less than an economy-tier grading fee. A PSA 9 ($14.96) sells for less than raw, so anything short of a 10 loses money. Keep it raw unless you are grading for the slab itself.
How much is a PSA 10 Shalin Polanco [Purple Refractor] #CPA-SP worth compared with raw?
A PSA 10 Shalin Polanco [Purple Refractor] #CPA-SP (Baseball Cards 2021 Bowman Chrome Prospect Autographs) sells for about $26.19 versus $17.48 for a raw near-mint copy — a 1.5× premium as of Sep 4, 2026.
Which grading company is best for Shalin Polanco [Purple Refractor] #CPA-SP?
By resale value, BGS 10 leads at $34.00, ahead of PSA 10 at $26.19. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Shalin Polanco [Purple Refractor] #CPA-SP 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.
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