Is Dave Cowens #40 worth grading?
Basketball · Basketball Cards 1978 Topps · full price guide →
Strong grading candidate — 99× premium in PSA 10
A PSA 10 Dave Cowens #40 sells for $176 against $1.78 raw: a $175 spread, 99× the ungraded price. A PSA 9 ($24.00) 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)
- $1.78
- PSA 10
- $176
- PSA 9
- $24.00
- Gem premium
- 99×
- 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 | $176 | +$150 | +$125 | +$24.71 |
| PSA 9 | $24.00 | −$2.78 | −$27.78 | −$128 |
| PSA 8 | $14.37 | −$12.41 | −$37.41 | −$137 |
Net = sale price − $1.78 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% | $62.12 | +$10.34 |
| 50% | $100 | +$48.47 |
| 75% | $138 | +$86.59 |
Break-even gem rate at the standard fee: about 18%. 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 | $229 | best | 55/45 | 70/30 |
| PSA 10 | $176 | −$52.51 | 55/45 | 75/25 |
| CGC 10 | $106 | −$123 | 55/45 | 75/25 |
| SGC 10 | $106 | −$123 | 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 | $176 | $106 | $229 | $106 | — |
| 9.5 | — | — | — | — | $53.93 |
| 9 | — | — | — | — | $24.00 |
| 8 | — | — | — | — | $14.37 |
| 7 | — | — | — | — | $12.30 |
Run your own numbers
Should I pay this?
Enter the seller’s asking price to see your net outcome per grade.
Other 1978 Topps cards worth checking
Full set checklist →
Grading Dave Cowens #40 — FAQ
Is Dave Cowens #40 worth grading?
A PSA 10 Dave Cowens #40 sells for $176 against $1.78 raw: a $175 spread, 99× the ungraded price. A PSA 9 ($24.00) 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 Dave Cowens #40 worth compared with raw?
A PSA 10 Dave Cowens #40 (Basketball Cards 1978 Topps) sells for about $176 versus $1.78 for a raw near-mint copy — a 99× premium as of Jul 11, 2026.
Which grading company is best for Dave Cowens #40?
By resale value, BGS 10 leads at $229, ahead of PSA 10 at $176. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Dave Cowens #40 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 Dave Cowens #40 break even?
At a standard ~$50 fee, submitting Dave Cowens #40 breaks even when it gems about 18% of the time (a miss assumed to sell at the PSA 9 price of $24.00).
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.
Check my card free