2025-26 Topps Signature Class Algorithm Kon Knueppel #AL-23
$79.99est. value (ungraded)
Prices updated 2026-08-18
Based on recorded sold prices how we price cards
Pricing data via SportsCardsPro ↗Kon Knueppel price history
Recent recorded prices
2 recorded price points for the 2025-26 Topps Signature Class Algorithm Kon Knueppel #AL-23 from our sales and market data.
| Date | Source | Price |
|---|---|---|
| Aug 18, 2026 | Ebay Market | $120.00 |
| Aug 17, 2026 | SportsCardsPro | $79.99 |
Kon Knueppel prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $79.99 | Buy on eBay ↗ |
| PSA 8 | $68.55 | Buy on eBay ↗ |
| PSA 9 | $121.22 | Buy on eBay ↗ |
| Grade 9.5 | $231.25 | Buy on eBay ↗ |
| PSA 10 | $355.02 | Buy on eBay ↗ |
| BGS 10 | $462.00 | Buy on eBay ↗ |
| CGC 10 | $213.00 | Buy on eBay ↗ |
| SGC 10 | $213.00 | Buy on eBay ↗ |
Live on eBay
Affiliate — we may earn a commission2025-26 Topps Signature Class Algorithm Kon Knueppel #AL-23 value & prices
The 2025-26 Topps Signature Class Algorithm Kon Knueppel #AL-23 is a Basketball card. Ungraded copies carry a market value of about $79.99.
An ungraded copy is worth around $79.99, a PSA 9 around $121.22, a PSA 10 (Gem Mint) around $355.02 and a pristine BGS 10 around $462.00. That's roughly a 4.4× premium for a gem-mint copy over raw — one of the clearest signals that condition-sensitive buyers dominate this card's market.
Is it worth grading?
With raw copies near $79.99 and top grades reaching $355.02, grading a sharp copy of this card can clearly pay for itself — the spread comfortably covers a typical ~$25.00 grading fee. The catch: only submit copies with strong centering, clean corners, and unmarked surfaces, because anything below a 9 usually erases the math.
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