![Denis Potvin [Round Corners] #15 (Hockey Cards 1977 O-Pee-Chee Glossy) — is it worth grading?](https://i.ebayimg.com/images/g/jjUAAeSwFo1pLFnw/s-l1600.jpg)
Is Denis Potvin [Round Corners] #15 worth grading?
Hockey · Hockey Cards 1977 O-Pee-Chee Glossy · full price guide →
Strong grading candidate — 37× premium in PSA 10
A PSA 10 Denis Potvin [Round Corners] #15 sells for $127 against $3.47 raw: a $124 spread, 37× the ungraded price. A PSA 9 ($7.50) 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)
- $3.47
- PSA 10
- $127
- PSA 9
- $7.50
- Gem premium
- 37×
- 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 | $127 | +$98.98 | +$73.98 | −$26.02 |
| PSA 9 | $7.50 | −$20.97 | −$45.97 | −$146 |
Net = sale price − $3.47 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% | $37.49 | −$15.98 |
| 50% | $67.47 | +$14.00 |
| 75% | $97.46 | +$43.99 |
Break-even gem rate at the standard fee: about 38%. 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 | $166 | best | 55/45 | 70/30 |
| PSA 10 | $127 | −$38.55 | 55/45 | 75/25 |
| CGC 10 | $76.00 | −$90.00 | 55/45 | 75/25 |
| SGC 10 | $76.00 | −$90.00 | 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 | $127 | $76.00 | $166 | $76.00 | — |
| 9.5 | — | — | — | — | $8.00 |
| 9 | — | — | — | — | $7.50 |
| 7 | — | — | — | — | $8.37 |
Run your own numbers
Should I pay this?
Enter the seller’s asking price to see your net outcome per grade.
Other 1977 O-Pee-Chee Glossy cards worth checking
Full set checklist →![Ken Dryden [Square Corners] #5 1977 O-Pee-Chee Glossy card](https://i.ebayimg.com/images/g/UjIAAeSw3WpqDm5Z/s-l500.jpg)
![Ken Dryden [Round Corners] #5 1977 O-Pee-Chee Glossy card](https://i.ebayimg.com/images/g/3XwAAeSwvmNqdGpu/s-l500.jpg)
Grading Denis Potvin [Round Corners] #15 — FAQ
Is Denis Potvin [Round Corners] #15 worth grading?
A PSA 10 Denis Potvin [Round Corners] #15 sells for $127 against $3.47 raw: a $124 spread, 37× the ungraded price. A PSA 9 ($7.50) 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 Denis Potvin [Round Corners] #15 worth compared with raw?
A PSA 10 Denis Potvin [Round Corners] #15 (Hockey Cards 1977 O-Pee-Chee Glossy) sells for about $127 versus $3.47 for a raw near-mint copy — a 37× premium as of Jul 11, 2026.
Which grading company is best for Denis Potvin [Round Corners] #15?
By resale value, BGS 10 leads at $166, ahead of PSA 10 at $127. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Denis Potvin [Round Corners] #15 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 Denis Potvin [Round Corners] #15 break even?
At a standard ~$50 fee, submitting Denis Potvin [Round Corners] #15 breaks even when it gems about 38% of the time (a miss assumed to sell at the PSA 9 price of $7.50).
Is your hockey 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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