Is Steve Kemp #21 worth grading?
Baseball · Baseball Cards 1978 Topps · full price guide →
Strong grading candidate — 74× premium in PSA 10
A PSA 10 Steve Kemp #21 sells for $93.03 against $1.25 raw: a $91.78 spread, 74× the ungraded price. A PSA 9 ($21.37) 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)
- $1.25
- PSA 10
- $93.03
- PSA 9
- $21.37
- Gem premium
- 74×
- As of
- Sep 3, 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 | $93.03 | +$66.78 | +$41.78 | −$58.22 |
| PSA 9 | $21.37 | −$4.88 | −$29.88 | −$130 |
| PSA 8 | $12.99 | −$13.26 | −$38.26 | −$138 |
Net = sale price − $1.25 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% | $39.28 | −$11.97 |
| 50% | $57.20 | +$5.95 |
| 75% | $75.12 | +$23.87 |
Break-even gem rate at the standard fee: about 42%. 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 | $121 | best | 55/45 | 70/30 |
| PSA 10 | $93.03 | −$27.97 | 55/45 | 75/25 |
| CGC 10 | $56.00 | −$65.00 | 55/45 | 75/25 |
| SGC 10 | $56.00 | −$65.00 | 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 Steve Kemp #21 — FAQ
Is Steve Kemp #21 worth grading?
A PSA 10 Steve Kemp #21 sells for $93.03 against $1.25 raw: a $91.78 spread, 74× the ungraded price. A PSA 9 ($21.37) 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 Steve Kemp #21 worth compared with raw?
A PSA 10 Steve Kemp #21 (Baseball Cards 1978 Topps) sells for about $93.03 versus $1.25 for a raw near-mint copy — a 74× premium as of Sep 3, 2026.
Which grading company is best for Steve Kemp #21?
By resale value, BGS 10 leads at $121, ahead of PSA 10 at $93.03. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Steve Kemp #21 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 Steve Kemp #21 break even?
At a standard ~$50 fee, submitting Steve Kemp #21 breaks even when it gems about 42% of the time (a miss assumed to sell at the PSA 9 price of $21.37).
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