Is Coby Mayo [Gold Sapphire] #RA-CMA worth grading?
Baseball · Baseball Cards 2025 Topps Chrome Rookie Autograph · full price guide →
Strong grading candidate — 3.3× premium in PSA 10
A PSA 10 Coby Mayo [Gold Sapphire] #RA-CMA sells for $450 against $135 raw: a $315 spread, 3.3× the ungraded price. A PSA 9 ($136) 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)
- $135
- PSA 10
- $450
- PSA 9
- $136
- Gem premium
- 3.3×
- 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 | $450 | +$290 | +$265 | +$165 |
| PSA 9 | $136 | −$24.00 | −$49.00 | −$149 |
| PSA 8 | $123 | −$36.52 | −$61.52 | −$162 |
Net = sale price − $135 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% | $215 | +$29.50 |
| 50% | $293 | +$108 |
| 75% | $372 | +$187 |
Break-even gem rate at the standard fee: about 16%. 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 | $585 | best | 55/45 | 70/30 |
| PSA 10 | $450 | −$135 | 55/45 | 75/25 |
| CGC 10 | $270 | −$315 | 55/45 | 75/25 |
| SGC 10 | $270 | −$315 | 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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Raw conditions & history →Swipe the table for the other grading companies →
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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 Coby Mayo [Gold Sapphire] #RA-CMA — FAQ
Is Coby Mayo [Gold Sapphire] #RA-CMA worth grading?
A PSA 10 Coby Mayo [Gold Sapphire] #RA-CMA sells for $450 against $135 raw: a $315 spread, 3.3× the ungraded price. A PSA 9 ($136) 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 Coby Mayo [Gold Sapphire] #RA-CMA worth compared with raw?
A PSA 10 Coby Mayo [Gold Sapphire] #RA-CMA (Baseball Cards 2025 Topps Chrome Rookie Autograph) sells for about $450 versus $135 for a raw near-mint copy — a 3.3× premium as of Sep 4, 2026.
Which grading company is best for Coby Mayo [Gold Sapphire] #RA-CMA?
By resale value, BGS 10 leads at $585, ahead of PSA 10 at $450. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Coby Mayo [Gold Sapphire] #RA-CMA 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 Coby Mayo [Gold Sapphire] #RA-CMA break even?
At a standard ~$50 fee, submitting Coby Mayo [Gold Sapphire] #RA-CMA breaks even when it gems about 16% of the time (a miss assumed to sell at the PSA 9 price of $136).
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