![Tim Duncan [Retail] #82 (Basketball Cards 2008 SP Authentic) — is it worth grading?](https://i.ebayimg.com/images/g/hboAAeSwYcpom3Su/s-l1600.jpg)
Is Tim Duncan [Retail] #82 worth grading?
Basketball · Basketball Cards 2008 SP Authentic · full price guide →
Worth grading only if it gems
A PSA 10 Tim Duncan [Retail] #82 brings $34.58 versus $1.20 raw — a $33.38 spread that covers an economy-tier ~$25 grading fee. A PSA 9 ($19.99) only about breaks even after fees, so the case rests on gemming.
- Raw (NM)
- $1.20
- PSA 10
- $34.58
- PSA 9
- $19.99
- Gem premium
- 29×
- 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 | $34.58 | +$8.38 | −$16.62 | −$117 |
| PSA 9 | $19.99 | −$6.21 | −$31.21 | −$131 |
Net = sale price − $1.20 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% | $23.64 | −$27.56 |
| 50% | $27.28 | −$23.92 |
| 75% | $30.93 | −$20.27 |
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 | $45.00 | best | 55/45 | 70/30 |
| PSA 10 | $34.58 | −$10.42 | 55/45 | 75/25 |
| CGC 10 | $21.00 | −$24.00 | 55/45 | 75/25 |
| SGC 10 | $21.00 | −$24.00 | 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.
Full grade ladder
Raw conditions & history →| Grade | PSA | CGC | BGS | SGC | Graded |
|---|---|---|---|---|---|
| 10 | $34.58 | $21.00 | $45.00 | $21.00 | — |
| 9.5 | — | — | — | — | $22.00 |
| 9 | — | — | — | — | $19.99 |
Run your own numbers
Should I pay this?
Enter the seller’s asking price to see your net outcome per grade.
Other 2008 SP Authentic cards worth checking
Full set checklist →![LeBron James [Retail] #58 2008 SP Authentic card](https://i.ebayimg.com/images/g/MHMAAeSw6XlqVAtd/s-l500.jpg)
![Michael Jordan [Retail] #29 2008 SP Authentic card](https://i.ebayimg.com/images/g/dL4AAeSw0olqOTow/s-l500.jpg)
Grading Tim Duncan [Retail] #82 — FAQ
Is Tim Duncan [Retail] #82 worth grading?
A PSA 10 Tim Duncan [Retail] #82 brings $34.58 versus $1.20 raw — a $33.38 spread that covers an economy-tier ~$25 grading fee. A PSA 9 ($19.99) only about breaks even after fees, so the case rests on gemming.
How much is a PSA 10 Tim Duncan [Retail] #82 worth compared with raw?
A PSA 10 Tim Duncan [Retail] #82 (Basketball Cards 2008 SP Authentic) sells for about $34.58 versus $1.20 for a raw near-mint copy — a 29× premium as of Jul 11, 2026.
Which grading company is best for Tim Duncan [Retail] #82?
By resale value, BGS 10 leads at $45.00, ahead of PSA 10 at $34.58. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Tim Duncan [Retail] #82 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.
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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