Is Darian Mensah [Yellow Mini-Diamond Refractor] #13 worth grading?
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Strong grading candidate — 7.9× premium in PSA 10
A PSA 10 Darian Mensah [Yellow Mini-Diamond Refractor] #13 sells for $62.90 against $7.99 raw: a $54.91 spread, 7.9× the ungraded price. A PSA 9 ($22.03) 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)
- $7.99
- PSA 10
- $62.90
- PSA 9
- $22.03
- Gem premium
- 7.9×
- 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 | $62.90 | +$29.91 | +$4.91 | −$95.09 |
| PSA 9 | $22.03 | −$10.96 | −$35.96 | −$136 |
| PSA 8 | $12.06 | −$20.93 | −$45.93 | −$146 |
Net = sale price − $7.99 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% | $32.25 | −$25.74 |
| 50% | $42.47 | −$15.52 |
| 75% | $52.68 | −$5.31 |
Break-even gem rate at the standard fee: about 88%. 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 | $82.00 | best | 55/45 | 70/30 |
| PSA 10 | $62.90 | −$19.10 | 55/45 | 75/25 |
| CGC 10 | $38.00 | −$44.00 | 55/45 | 75/25 |
| SGC 10 | $38.00 | −$44.00 | 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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Grading Darian Mensah [Yellow Mini-Diamond Refractor] #13 — FAQ
Is Darian Mensah [Yellow Mini-Diamond Refractor] #13 worth grading?
A PSA 10 Darian Mensah [Yellow Mini-Diamond Refractor] #13 sells for $62.90 against $7.99 raw: a $54.91 spread, 7.9× the ungraded price. A PSA 9 ($22.03) 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 Darian Mensah [Yellow Mini-Diamond Refractor] #13 worth compared with raw?
A PSA 10 Darian Mensah [Yellow Mini-Diamond Refractor] #13 (Football Cards 2025 Bowman Chrome University) sells for about $62.90 versus $7.99 for a raw near-mint copy — a 7.9× premium as of Sep 3, 2026.
Which grading company is best for Darian Mensah [Yellow Mini-Diamond Refractor] #13?
By resale value, BGS 10 leads at $82.00, ahead of PSA 10 at $62.90. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Darian Mensah [Yellow Mini-Diamond Refractor] #13 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 Darian Mensah [Yellow Mini-Diamond Refractor] #13 break even?
At a standard ~$50 fee, submitting Darian Mensah [Yellow Mini-Diamond Refractor] #13 breaks even when it gems about 88% of the time (a miss assumed to sell at the PSA 9 price of $22.03).
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