Is Dirk Nowitzki #92 worth grading?
Basketball · Basketball Cards 1998 Upper Deck Black Diamond · full price guide →
Strong grading candidate — 19× premium in PSA 10
A PSA 10 Dirk Nowitzki #92 sells for $175 against $9.36 raw: a $165 spread, 19× the ungraded price. A PSA 9 ($29.30) 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)
- $9.36
- PSA 10
- $175
- PSA 9
- $29.30
- Gem premium
- 19×
- As of
- Jul 11, 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 | $175 | +$140 | +$115 | +$15.49 |
| PSA 9 | $29.30 | −$5.06 | −$30.06 | −$130 |
| PSA 8 | $16.38 | −$17.98 | −$42.98 | −$143 |
Net = sale price − $9.36 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% | $65.69 | +$6.33 |
| 50% | $102 | +$42.72 |
| 75% | $138 | +$79.10 |
Break-even gem rate at the standard fee: about 21%. 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 |
|---|---|---|---|---|
| PSA 10 | $175 | best | 55/45 | 75/25 |
| BGS 10 | $156 | −$18.47 | 55/45 | 70/30 |
| SGC 10 | $105 | −$69.85 | 55/45 | 75/25 |
| CGC 10 | $34.00 | −$141 | 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 →| Grade | PSA | CGC | BGS | SGC | Graded |
|---|---|---|---|---|---|
| 10 | $175 | $34.00 | $156 | $105 | — |
| 9.5 | — | — | — | — | $60.04 |
| 9 | — | — | — | — | $29.30 |
| 8 | — | — | — | — | $16.38 |
| 7 | — | — | — | — | $11.95 |
Run your own numbers
Should I pay this?
Enter the seller’s asking price to see your net outcome per grade.
Other 1998 Upper Deck Black Diamond cards worth checking
Full set checklist →![Paul Pierce [Double] #101 1998 Upper Deck Black Diamond card](https://i.ebayimg.com/images/g/1c8AAeSw~F1qFtNx/s-l500.jpg)
![Dirk Nowitzki [Double] #92 1998 Upper Deck Black Diamond card](https://i.ebayimg.com/images/g/tQAAAeSwmUtprmNi/s-l500.jpg)
![Michael Jordan [Triple] #3 1998 Upper Deck Black Diamond card](https://i.ebayimg.com/images/g/9jgAAeSwcLZqGhKg/s-l500.jpg)
![Michael Jordan [Double] #12 1998 Upper Deck Black Diamond card](https://i.ebayimg.com/images/g/N0oAAeSwVSNqRQzp/s-l500.jpg)
![Paul Pierce [Triple] #101 1998 Upper Deck Black Diamond card](https://i.ebayimg.com/images/g/IH0AAeSwzkppzCY4/s-l500.jpg)
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Grading Dirk Nowitzki #92 — FAQ
Is Dirk Nowitzki #92 worth grading?
A PSA 10 Dirk Nowitzki #92 sells for $175 against $9.36 raw: a $165 spread, 19× the ungraded price. A PSA 9 ($29.30) 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 Dirk Nowitzki #92 worth compared with raw?
A PSA 10 Dirk Nowitzki #92 (Basketball Cards 1998 Upper Deck Black Diamond) sells for about $175 versus $9.36 for a raw near-mint copy — a 19× premium as of Jul 11, 2026.
Which grading company is best for Dirk Nowitzki #92?
By resale value, PSA 10 leads at $175, ahead of BGS 10 at $156. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Dirk Nowitzki #92 need for a PSA 10?
PSA publishes 55/45 front and 75/25 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 Dirk Nowitzki #92 break even?
At a standard ~$50 fee, submitting Dirk Nowitzki #92 breaks even when it gems about 21% of the time (a miss assumed to sell at the PSA 9 price of $29.30).
Is your basketball card centered well enough to grade?
Centering makes or breaks a PSA 10. Scan any card with Midpoint to measure its exact centering, get a grade estimate, and see what your copy is actually worth.
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