2025-26 Topps Chrome Sapphire Infinite Sapphire Kon Knueppel #IS-14
$1,861.37est. value (ungraded)
Prices updated 2026-10-17
Based on recorded sold prices how we price cards
Kon Knueppel price history
PSA 10 market value, one reading a day. One-day spikes that reverse the next day are left out.
Recent recorded prices
8 recorded price points for the 2025-26 Topps Chrome Sapphire Infinite Sapphire Kon Knueppel #IS-14 from our sales and market data.
| Date | Source | Price |
|---|---|---|
| Oct 17, 2026 | Market value | $1,861.37 |
| Oct 16, 2026 | Market value | $1,861.37 |
| Oct 15, 2026 | Market value | $1,861.37 |
| Oct 14, 2026 | Market value | $1,861.37 |
| Oct 7, 2026 | Market value | $1,861.37 |
| Oct 7, 2026 | Market value | $1,861.37 |
| Oct 7, 2026 | Market value | $1,861.37 |
| Aug 17, 2026 | Market value | $1,842.78 |
Kon Knueppel prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $1,861.37 | Buy on eBay ↗ |
| PSA 8 | $1,658.99 | Buy on eBay ↗ |
| PSA 9 | $2,843.33 | Buy on eBay ↗ |
| Grade 9.5 | $5,193.00 | Buy on eBay ↗ |
| PSA 10 | $5,298.88 | Buy on eBay ↗ |
| BGS 10 | $6,889.00 | Buy on eBay ↗ |
| CGC 10 | $3,179.00 | Buy on eBay ↗ |
| SGC 10 | $3,179.00 | Buy on eBay ↗ |
Live on eBay
Affiliate — we may earn a commission2025-26 Topps Chrome Sapphire Infinite Sapphire Kon Knueppel #IS-14 value & prices
The 2025-26 Topps Chrome Sapphire Infinite Sapphire Kon Knueppel #IS-14 is a Basketball card. Ungraded copies carry a market value of about $1,861.37.
An ungraded copy is worth around $1,861.37, a PSA 9 around $2,843.33, a PSA 10 (Gem Mint) around $5,298.88, a pristine BGS 10 around $6 and889.00. The gem-mint premium is modest (about 2.8× raw), so condition matters here but doesn't completely define the price.
Is it worth grading?
With raw copies near $1,861.37 and top grades reaching $5,298.88, 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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