![Tom Henderson [White Back] #93 (Basketball Cards 1977 Topps) — is it worth grading?](https://i.ebayimg.com/images/g/K7AAAeSwwt5o6m~9/s-l1600.jpg)
Is Tom Henderson [White Back] #93 worth grading?
Basketball · Basketball Cards 1977 Topps · full price guide →
Strong grading candidate — 121× premium in PSA 10
A PSA 10 Tom Henderson [White Back] #93 sells for $131 against $1.08 raw: a $130 spread, 121× the ungraded price. A PSA 9 ($25.54) 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)
- $1.08
- PSA 10
- $131
- PSA 9
- $25.54
- Gem premium
- 121×
- 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 | $131 | +$105 | +$80.14 | −$19.86 |
| PSA 9 | $25.54 | −$0.54 | −$25.54 | −$126 |
| PSA 8 | $11.33 | −$14.75 | −$39.75 | −$140 |
Net = sale price − $1.08 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% | $51.96 | +$0.88 |
| 50% | $78.38 | +$27.30 |
| 75% | $105 | +$53.72 |
Break-even gem rate at the standard fee: about 24%. 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 | $171 | best | 55/45 | 70/30 |
| PSA 10 | $131 | −$39.78 | 55/45 | 75/25 |
| CGC 10 | $79.00 | −$92.00 | 55/45 | 75/25 |
| SGC 10 | $79.00 | −$92.00 | 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 | $131 | $79.00 | $171 | $79.00 | — |
| 9.5 | — | — | — | — | $47.28 |
| 9 | — | — | — | — | $25.54 |
| 8 | — | — | — | — | $11.33 |
Run your own numbers
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Other 1977 Topps cards worth checking
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Grading Tom Henderson [White Back] #93 — FAQ
Is Tom Henderson [White Back] #93 worth grading?
A PSA 10 Tom Henderson [White Back] #93 sells for $131 against $1.08 raw: a $130 spread, 121× the ungraded price. A PSA 9 ($25.54) 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 Tom Henderson [White Back] #93 worth compared with raw?
A PSA 10 Tom Henderson [White Back] #93 (Basketball Cards 1977 Topps) sells for about $131 versus $1.08 for a raw near-mint copy — a 121× premium as of Jul 11, 2026.
Which grading company is best for Tom Henderson [White Back] #93?
By resale value, BGS 10 leads at $171, ahead of PSA 10 at $131. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Tom Henderson [White Back] #93 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 Tom Henderson [White Back] #93 break even?
At a standard ~$50 fee, submitting Tom Henderson [White Back] #93 breaks even when it gems about 24% of the time (a miss assumed to sell at the PSA 9 price of $25.54).
Is your basketball 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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