Is Ken Griffey Jr. #56 worth grading?
Baseball · Baseball Cards 1991 O Pee Chee Premier · full price guide →
Strong grading candidate — 94× premium in PSA 10
A PSA 10 Ken Griffey Jr. #56 sells for $160 against $1.70 raw: a $158 spread, 94× the ungraded price. A PSA 9 ($18.99) 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)
- $1.70
- PSA 10
- $160
- PSA 9
- $18.99
- Gem premium
- 94×
- 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 | $160 | +$133 | +$108 | +$7.80 |
| PSA 9 | $18.99 | −$7.71 | −$32.71 | −$133 |
| PSA 8 | $10.15 | −$16.55 | −$41.55 | −$142 |
Net = sale price − $1.70 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% | $54.12 | +$2.42 |
| 50% | $89.25 | +$37.55 |
| 75% | $124 | +$72.67 |
Break-even gem rate at the standard fee: about 23%. 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 | $207 | best | 55/45 | 70/30 |
| PSA 10 | $160 | −$47.50 | 55/45 | 75/25 |
| CGC 10 | $96.00 | −$111 | 55/45 | 75/25 |
| SGC 10 | $50.00 | −$157 | 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 | $160 | $96.00 | $207 | $50.00 | — |
| 9.5 | — | — | — | — | $31.00 |
| 9 | — | — | — | — | $18.99 |
| 8 | — | — | — | — | $10.15 |
| 7 | — | — | — | — | $7.63 |
Run your own numbers
Should I pay this?
Enter the seller’s asking price to see your net outcome per grade.
Other 1991 O Pee Chee Premier cards worth checking
Full set checklist →
Grading Ken Griffey Jr. #56 — FAQ
Is Ken Griffey Jr. #56 worth grading?
A PSA 10 Ken Griffey Jr. #56 sells for $160 against $1.70 raw: a $158 spread, 94× the ungraded price. A PSA 9 ($18.99) 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 Ken Griffey Jr. #56 worth compared with raw?
A PSA 10 Ken Griffey Jr. #56 (Baseball Cards 1991 O Pee Chee Premier) sells for about $160 versus $1.70 for a raw near-mint copy — a 94× premium as of Jul 11, 2026.
Which grading company is best for Ken Griffey Jr. #56?
By resale value, BGS 10 leads at $207, ahead of PSA 10 at $160. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Ken Griffey Jr. #56 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 Ken Griffey Jr. #56 break even?
At a standard ~$50 fee, submitting Ken Griffey Jr. #56 breaks even when it gems about 23% of the time (a miss assumed to sell at the PSA 9 price of $18.99).
Is your baseball 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