Is Bert Blyleven #527 worth grading?
Baseball · Baseball Cards 1990 Upper Deck · full price guide →
Grading rarely pays for this card
PSA 10 copies of Bert Blyleven #527 sell for $14.99, only $13.69 above the $1.30 raw price — less than an economy-tier grading fee. A PSA 9 ($11.06) only about breaks even after fees, so the case rests on gemming. Keep it raw unless you are grading for the slab itself.
- Raw (NM)
- $1.30
- PSA 10
- $14.99
- PSA 9
- $11.06
- Gem premium
- 12×
- As of
- Sep 2, 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 | $14.99 | −$11.31 | −$36.31 | −$136 |
| PSA 9 | $11.06 | −$15.24 | −$40.24 | −$140 |
| PSA 8 | $8.21 | −$18.09 | −$43.09 | −$143 |
Net = sale price − $1.30 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% | $12.04 | −$39.26 |
| 50% | $13.03 | −$38.27 |
| 75% | $14.01 | −$37.29 |
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 | $19.00 | best | 55/45 | 70/30 |
| PSA 10 | $14.99 | −$4.01 | 55/45 | 75/25 |
| CGC 10 | $9.00 | −$10.00 | 55/45 | 75/25 |
| SGC 10 | $9.00 | −$10.00 | 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.
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Should I pay this?
Enter the seller’s asking price to see your net outcome per grade.
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Grading Bert Blyleven #527 — FAQ
Is Bert Blyleven #527 worth grading?
PSA 10 copies of Bert Blyleven #527 sell for $14.99, only $13.69 above the $1.30 raw price — less than an economy-tier grading fee. A PSA 9 ($11.06) only about breaks even after fees, so the case rests on gemming. Keep it raw unless you are grading for the slab itself.
How much is a PSA 10 Bert Blyleven #527 worth compared with raw?
A PSA 10 Bert Blyleven #527 (Baseball Cards 1990 Upper Deck) sells for about $14.99 versus $1.30 for a raw near-mint copy — a 12× premium as of Sep 2, 2026.
Which grading company is best for Bert Blyleven #527?
By resale value, BGS 10 leads at $19.00, ahead of PSA 10 at $14.99. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Bert Blyleven #527 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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