Is Kon Knueppel [Rainbow] #H-18 worth grading?
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Strong grading candidate — 11× premium in PSA 10
A PSA 10 Kon Knueppel [Rainbow] #H-18 sells for $58.99 against $5.50 raw: a $53.49 spread, 11× the ungraded price. A PSA 9 ($20.00) 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)
- $5.50
- PSA 10
- $58.99
- PSA 9
- $20.00
- Gem premium
- 11×
- 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 | $58.99 | +$28.49 | +$3.49 | −$96.51 |
| PSA 9 | $20.00 | −$10.50 | −$35.50 | −$136 |
| PSA 8 | $10.74 | −$19.76 | −$44.76 | −$145 |
Net = sale price − $5.50 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% | $29.75 | −$25.75 |
| 50% | $39.50 | −$16.00 |
| 75% | $49.24 | −$6.26 |
Break-even gem rate at the standard fee: about 91%. 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 | $77.00 | best | 55/45 | 70/30 |
| PSA 10 | $58.99 | −$18.01 | 55/45 | 75/25 |
| CGC 10 | $35.00 | −$42.00 | 55/45 | 75/25 |
| SGC 10 | $35.00 | −$42.00 | 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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Full set checklist →Grading Kon Knueppel [Rainbow] #H-18 — FAQ
Is Kon Knueppel [Rainbow] #H-18 worth grading?
A PSA 10 Kon Knueppel [Rainbow] #H-18 sells for $58.99 against $5.50 raw: a $53.49 spread, 11× the ungraded price. A PSA 9 ($20.00) 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 Kon Knueppel [Rainbow] #H-18 worth compared with raw?
A PSA 10 Kon Knueppel [Rainbow] #H-18 (Basketball Cards 2025 Topps NBA Hoops Hoopers) sells for about $58.99 versus $5.50 for a raw near-mint copy — a 11× premium as of Sep 4, 2026.
Which grading company is best for Kon Knueppel [Rainbow] #H-18?
By resale value, BGS 10 leads at $77.00, ahead of PSA 10 at $58.99. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Kon Knueppel [Rainbow] #H-18 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 Kon Knueppel [Rainbow] #H-18 break even?
At a standard ~$50 fee, submitting Kon Knueppel [Rainbow] #H-18 breaks even when it gems about 91% of the time (a miss assumed to sell at the PSA 9 price of $20.00).
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