Is Peter Alonso [Sky Blue Refractor] #BDC83 worth grading?
Baseball · Baseball Cards 2017 Bowman Draft Chrome · full price guide →
Strong grading candidate — 10× premium in PSA 10
A PSA 10 Peter Alonso [Sky Blue Refractor] #BDC83 sells for $70.40 against $7.00 raw: a $63.40 spread, 10× the ungraded price. A PSA 9 ($25.00) only about breaks even after fees, so the case rests on gemming. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
- Raw (NM)
- $7.00
- PSA 10
- $70.40
- PSA 9
- $25.00
- Gem premium
- 10×
- As of
- Sep 3, 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 | $70.40 | +$38.40 | +$13.40 | −$86.60 |
| PSA 9 | $25.00 | −$7.00 | −$32.00 | −$132 |
Net = sale price − $7.00 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% | $36.35 | −$20.65 |
| 50% | $47.70 | −$9.30 |
| 75% | $59.05 | +$2.05 |
Break-even gem rate at the standard fee: about 70%. Centering is the usual reason a clean copy misses — measure it before you decide.
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 | $92.00 | best | 55/45 | 70/30 |
| PSA 10 | $70.40 | −$21.60 | 55/45 | 75/25 |
| CGC 10 | $42.00 | −$50.00 | 55/45 | 75/25 |
| SGC 10 | $42.00 | −$50.00 | 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 Peter Alonso [Sky Blue Refractor] #BDC83 — FAQ
Is Peter Alonso [Sky Blue Refractor] #BDC83 worth grading?
A PSA 10 Peter Alonso [Sky Blue Refractor] #BDC83 sells for $70.40 against $7.00 raw: a $63.40 spread, 10× the ungraded price. A PSA 9 ($25.00) only about breaks even after fees, so the case rests on gemming. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
How much is a PSA 10 Peter Alonso [Sky Blue Refractor] #BDC83 worth compared with raw?
A PSA 10 Peter Alonso [Sky Blue Refractor] #BDC83 (Baseball Cards 2017 Bowman Draft Chrome) sells for about $70.40 versus $7.00 for a raw near-mint copy — a 10× premium as of Sep 3, 2026.
Which grading company is best for Peter Alonso [Sky Blue Refractor] #BDC83?
By resale value, BGS 10 leads at $92.00, ahead of PSA 10 at $70.40. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Peter Alonso [Sky Blue Refractor] #BDC83 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.
What gem rate makes grading Peter Alonso [Sky Blue Refractor] #BDC83 break even?
At a standard ~$50 fee, submitting Peter Alonso [Sky Blue Refractor] #BDC83 breaks even when it gems about 70% of the time (a miss assumed to sell at the PSA 9 price of $25.00).
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