![Kon Knueppel [Green Refractor] #TCAR-KK (Basketball Cards 2025 Topps Chrome Rookie Autograph) — is it worth grading?](https://i.ebayimg.com/images/g/2msAAeSw-JRqmeeX/s-l1600.jpg)
Is Kon Knueppel [Green Refractor] #TCAR-KK worth grading?
Basketball · Basketball Cards 2025 Topps Chrome Rookie Autograph · full price guide →
Worth grading — even a PSA 9 beats raw
A PSA 10 Kon Knueppel [Green Refractor] #TCAR-KK sells for $7,877 against $1,198 raw: a $6,679 spread, 6.6× the ungraded price. Even a PSA 9 ($1,837) clears the raw price after an economy-tier ~$25 fee, so a near-miss still comes out ahead. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
- Raw (NM)
- $1,198
- PSA 10
- $7,877
- PSA 9
- $1,837
- Gem premium
- 6.6×
- 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 | $7,877 | +$6,654 | +$6,629 | +$6,529 |
| PSA 9 | $1,837 | +$614 | +$589 | +$489 |
| PSA 8 | $1,453 | +$230 | +$205 | +$105 |
Net = sale price − $1,198 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% | $3,347 | +$2,099 |
| 50% | $4,857 | +$3,609 |
| 75% | $6,367 | +$5,119 |
Even a miss (a 9) beats selling raw after the standard fee — the gem rate only decides how much you win by.
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 | $10,240 | best | 55/45 | 70/30 |
| PSA 10 | $7,877 | −$2,363 | 55/45 | 75/25 |
| CGC 10 | $4,726 | −$5,514 | 55/45 | 75/25 |
| SGC 10 | $4,726 | −$5,514 | 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 →Swipe the table for the other grading companies →
Run your own numbers
Should I pay this?
Enter the seller’s asking price to see your net outcome per grade.
Other 2025 Topps Chrome Rookie Autograph cards worth checking
Full set checklist →![Cooper Flagg [Gold Refractor] #TCAR-CF 2025 Topps Chrome Rookie Autograph card](https://i.ebayimg.com/images/g/y~sAAeSw2S9qc-re/s-l500.jpg)
![Kon Knueppel [Gold Refractor] #TCAR-KK 2025 Topps Chrome Rookie Autograph card](https://i.ebayimg.com/images/g/GMwAAeSwLqJqFyk8/s-l500.jpg)
![Cooper Flagg [Green Refractor] #TCAR-CF 2025 Topps Chrome Rookie Autograph card](https://i.ebayimg.com/images/g/u~oAAeSwyXpqoSy0/s-l500.jpg)
![Cooper Flagg [Blue Refractor] #TCAR-CF 2025 Topps Chrome Rookie Autograph card](https://i.ebayimg.com/images/g/VE8AAeSwOCtqja-j/s-l500.jpg)
![Cooper Flagg [Purple Refractor] #TCAR-CF 2025 Topps Chrome Rookie Autograph card](https://i.ebayimg.com/images/g/NXEAAeSwKVhql0U5/s-l500.jpg)
Grading Kon Knueppel [Green Refractor] #TCAR-KK — FAQ
Is Kon Knueppel [Green Refractor] #TCAR-KK worth grading?
A PSA 10 Kon Knueppel [Green Refractor] #TCAR-KK sells for $7,877 against $1,198 raw: a $6,679 spread, 6.6× the ungraded price. Even a PSA 9 ($1,837) clears the raw price after an economy-tier ~$25 fee, so a near-miss still comes out ahead. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
How much is a PSA 10 Kon Knueppel [Green Refractor] #TCAR-KK worth compared with raw?
A PSA 10 Kon Knueppel [Green Refractor] #TCAR-KK (Basketball Cards 2025 Topps Chrome Rookie Autograph) sells for about $7,877 versus $1,198 for a raw near-mint copy — a 6.6× premium as of Sep 4, 2026.
Which grading company is best for Kon Knueppel [Green Refractor] #TCAR-KK?
By resale value, BGS 10 leads at $10,240, ahead of PSA 10 at $7,877. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Kon Knueppel [Green Refractor] #TCAR-KK 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.
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