Is Ken Griffey Jr. #28 worth grading?
Baseball · Baseball Cards 1997 Sports Illustrated · full price guide →
Strong grading candidate — 45× premium in PSA 10
A PSA 10 Ken Griffey Jr. #28 sells for $74.14 against $1.64 raw: a $72.50 spread, 45× the ungraded price. A PSA 9 ($24.99) 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)
- $1.64
- PSA 10
- $74.14
- PSA 9
- $24.99
- Gem premium
- 45×
- 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 | $74.14 | +$47.50 | +$22.50 | −$77.50 |
| PSA 9 | $24.99 | −$1.65 | −$26.65 | −$127 |
| PSA 8 | $8.74 | −$17.90 | −$42.90 | −$143 |
Net = sale price − $1.64 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% | $37.28 | −$14.36 |
| 50% | $49.56 | −$2.08 |
| 75% | $61.85 | +$10.21 |
Break-even gem rate at the standard fee: about 54%. 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 | $96.00 | best | 55/45 | 70/30 |
| PSA 10 | $74.14 | −$21.86 | 55/45 | 75/25 |
| CGC 10 | $44.00 | −$52.00 | 55/45 | 75/25 |
| SGC 10 | $44.00 | −$52.00 | 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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Grading Ken Griffey Jr. #28 — FAQ
Is Ken Griffey Jr. #28 worth grading?
A PSA 10 Ken Griffey Jr. #28 sells for $74.14 against $1.64 raw: a $72.50 spread, 45× the ungraded price. A PSA 9 ($24.99) 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. #28 worth compared with raw?
A PSA 10 Ken Griffey Jr. #28 (Baseball Cards 1997 Sports Illustrated) sells for about $74.14 versus $1.64 for a raw near-mint copy — a 45× premium as of Sep 4, 2026.
Which grading company is best for Ken Griffey Jr. #28?
By resale value, BGS 10 leads at $96.00, ahead of PSA 10 at $74.14. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Ken Griffey Jr. #28 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. #28 break even?
At a standard ~$50 fee, submitting Ken Griffey Jr. #28 breaks even when it gems about 54% of the time (a miss assumed to sell at the PSA 9 price of $24.99).
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