2025-26 Topps Flagship Real One Rookie Autographs Kon Knueppel Gold Rainbow #TFRR-KK
2025
See all Kon Knueppel cards & valuesLegendary
$1,521.19est. value (ungraded)
Prices updated 2026-11-02
Based on recorded sold prices how we price cards
Card number
#TFRR-KK
Year
2025
Parallel / variant
Gold Rainbow
Kon Knueppel price history
$6,095▼ 0.5%
Oct 22 · $6,095 low$6,126 high · Nov 2
PSA 10 market value, one reading a day. One-day spikes that reverse the next day are left out.
Price by month
Average price of the 2025-26 Topps Flagship Real One Rookie Autographs Kon Knueppel Gold Rainbow #TFRR-KK each month, from 2 recorded price readings. Prices are re-checked regularly; a month's average counts each day from that month's first reading at the price that held that day.
Recorded high
$1,521.19
Recorded low
$1,520.91
| Month | Source | Average | Range |
|---|---|---|---|
| Nov 2026 | Market value | $1,521.19 | — |
| Oct 2026 | Market value | $1,520.91 | — |
Kon Knueppel prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $1,521.19 | Buy on eBay ↗ |
| PSA 8 | $1,340.03 | Buy on eBay ↗ |
| PSA 9 | $2,267.70 | Buy on eBay ↗ |
| Grade 9.5 | $4,239.18 | Buy on eBay ↗ |
| PSA 10 | $6,094.55 | Buy on eBay ↗ |
| BGS 10 | $7,923.00 | Buy on eBay ↗ |
| CGC 10 | $2,438.00 | Buy on eBay ↗ |
| SGC 10 | $3,657.00 | Buy on eBay ↗ |
Other versions of this Kon Knueppel card
2 versions, each priced on its own. Most valuable first.
Live on eBay
Affiliate — we may earn a commission2025-26 Topps Flagship Real One Rookie Autographs Kon Knueppel Gold Rainbow #TFRR-KK value & prices
The 2025-26 Topps Flagship Real One Rookie Autographs Kon Knueppel Gold Rainbow #TFRR-KK is a Basketball card (Gold Rainbow parallel) released in 2025. Ungraded copies carry a market value of about $1,521.19.
An ungraded copy is worth around $1,521.19, a PSA 9 around $2,267.70, a PSA 10 (Gem Mint) around $6,094.55, a pristine BGS 10 around $7 and923.00. That's roughly a 4.0× 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 $1,521.19 and top grades reaching $6,094.55, 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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