Is Ken Griffey Jr. #156 worth grading?
Baseball · Baseball Cards 1990 Upper Deck · full price guide →
Strong grading candidate — 70× premium in PSA 10
A PSA 10 Ken Griffey Jr. #156 sells for $140 against $1.99 raw: a $138 spread, 70× the ungraded price. A PSA 9 ($22.36) 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)
- $1.99
- PSA 10
- $140
- PSA 9
- $22.36
- Gem premium
- 70×
- 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 | $140 | +$113 | +$88.01 | −$11.99 |
| PSA 9 | $22.36 | −$4.63 | −$29.63 | −$130 |
| PSA 8 | $13.25 | −$13.74 | −$38.74 | −$139 |
Net = sale price − $1.99 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% | $51.77 | −$0.22 |
| 50% | $81.18 | +$29.19 |
| 75% | $111 | +$58.60 |
Break-even gem rate at the standard fee: about 25%. 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 | $182 | best | 55/45 | 70/30 |
| PSA 10 | $140 | −$42.00 | 55/45 | 75/25 |
| CGC 10 | $51.24 | −$131 | 55/45 | 75/25 |
| SGC 10 | $27.00 | −$155 | 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 | $140 | $51.24 | $182 | $27.00 | — |
| 9.5 | — | — | — | — | $28.00 |
| 9 | — | — | — | — | $22.36 |
| 8 | — | — | — | — | $13.25 |
| 7 | — | — | — | — | $10.02 |
Run your own numbers
Should I pay this?
Enter the seller’s asking price to see your net outcome per grade.
Other 1990 Upper Deck cards worth checking
Full set checklist →![Ken Griffey Jr. [No Copyright] #156 1990 Upper Deck card](https://i.ebayimg.com/images/g/G6UAAeSwwnlqYAf1/s-l500.jpg)
![Scott Garrelts [Error] #478 1990 Upper Deck card](https://i.ebayimg.com/images/g/~wsAAOSwLvFh35wC/s-l500.jpg)
![Jeff Innis [Error] #562 1990 Upper Deck card](https://i.ebayimg.com/images/g/KooAAOSwJ-Vh35sV/s-l500.jpg)
Grading Ken Griffey Jr. #156 — FAQ
Is Ken Griffey Jr. #156 worth grading?
A PSA 10 Ken Griffey Jr. #156 sells for $140 against $1.99 raw: a $138 spread, 70× the ungraded price. A PSA 9 ($22.36) 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. #156 worth compared with raw?
A PSA 10 Ken Griffey Jr. #156 (Baseball Cards 1990 Upper Deck) sells for about $140 versus $1.99 for a raw near-mint copy — a 70× premium as of Jul 11, 2026.
Which grading company is best for Ken Griffey Jr. #156?
By resale value, BGS 10 leads at $182, ahead of PSA 10 at $140. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Ken Griffey Jr. #156 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. #156 break even?
At a standard ~$50 fee, submitting Ken Griffey Jr. #156 breaks even when it gems about 25% of the time (a miss assumed to sell at the PSA 9 price of $22.36).
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