Is Tim Duncan #SB7 worth grading?
Basketball · Basketball Cards 1999 Topps Season's Best · full price guide →
Strong grading candidate — 30× premium in PSA 10
A PSA 10 Tim Duncan #SB7 sells for $99.10 against $3.32 raw: a $95.78 spread, 30× the ungraded price. A PSA 9 ($22.41) 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)
- $3.32
- PSA 10
- $99.10
- PSA 9
- $22.41
- Gem premium
- 30×
- 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 | $99.10 | +$70.78 | +$45.78 | −$54.22 |
| PSA 9 | $22.41 | −$5.91 | −$30.91 | −$131 |
| PSA 8 | $11.28 | −$17.04 | −$42.04 | −$142 |
Net = sale price − $3.32 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% | $41.58 | −$11.74 |
| 50% | $60.75 | +$7.43 |
| 75% | $79.93 | +$26.61 |
Break-even gem rate at the standard fee: about 40%. 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 | $129 | best | 55/45 | 70/30 |
| PSA 10 | $99.10 | −$29.90 | 55/45 | 75/25 |
| CGC 10 | $59.00 | −$70.00 | 55/45 | 75/25 |
| SGC 10 | $59.00 | −$70.00 | 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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Other 1999 Topps Season's Best cards worth checking
Full set checklist →Grading Tim Duncan #SB7 — FAQ
Is Tim Duncan #SB7 worth grading?
A PSA 10 Tim Duncan #SB7 sells for $99.10 against $3.32 raw: a $95.78 spread, 30× the ungraded price. A PSA 9 ($22.41) 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 Tim Duncan #SB7 worth compared with raw?
A PSA 10 Tim Duncan #SB7 (Basketball Cards 1999 Topps Season's Best) sells for about $99.10 versus $3.32 for a raw near-mint copy — a 30× premium as of Sep 4, 2026.
Which grading company is best for Tim Duncan #SB7?
By resale value, BGS 10 leads at $129, ahead of PSA 10 at $99.10. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Tim Duncan #SB7 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 Tim Duncan #SB7 break even?
At a standard ~$50 fee, submitting Tim Duncan #SB7 breaks even when it gems about 40% of the time (a miss assumed to sell at the PSA 9 price of $22.41).
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