# Kon Knueppel #254

The Kon Knueppel (#254, 2025-26 Topps Chrome Basketball, 2025) is a ultra rare Basketball card. Across 1 ZeroPop community scans it averages a 9.5/10 grade (GEM MINT), with 100% grading Gem Mint 9.5 or higher. Its current raw market value is about $6.

Canonical URL: https://zeropop.app/card/kon_knueppel%7C2025-26_topps_chrome_basketball%7C2025%7C254%7Cblue_prizm_refractor

## Card details

- Set: 2025-26 Topps Chrome Basketball
- Number: #254
- Year: 2025
- Game: Basketball
- Rarity: Ultra Rare
- Variant: Blue Prizm Refractor

## Market price

- Current raw value: $6
- Source: cardsight
- 13-day change: -48.6%

## Community grade population

- Scans: 1
- Average overall grade: 9.5 / 10
- Average corners: 9.5
- Average edges: 9.5
- Average surface: 9.5
- Average centering: 9.0
- Gem Mint (9.5+) rate: 100%
- Highest community grade: 9.5

### Value by grade

| Grade | % of scans | Avg value |
|-------|------------|-----------|
| 9.5 | 100% | $11 |

## Is it worth grading?

A raw Kon Knueppel carries a market value of $6. Community scans grading 9.5 are worth roughly $11, about 1.9× the raw price. Submission economics depend on the grade your specific copy would actually receive.

## Frequently asked questions

### What is a Kon Knueppel worth?

A raw (ungraded) Kon Knueppel from 2025-26 Topps Chrome Basketball currently carries a market value of about $6. Graded copies sell for more. The value ladder on this page shows the estimated price at each grade.

### What grade do most Kon Knueppel cards get?

Across 1 community scans on ZeroPop, the Kon Knueppel averages a 9.5/10 overall grade. 100% reach Gem Mint (9.5+). Sub-grade averages: corners 9.5, edges 9.5, surface 9.5, centering 9.0.

### Is the Kon Knueppel worth grading?

Whether the Kon Knueppel is worth submitting depends on its raw value versus its graded value and your predicted grade. ZeroPop scans the card, predicts a PSA/BGS/CGC grade, and runs the break-even math before you pay submission fees.

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Source: ZeroPop community grade data. ZeroPop is an AI-powered trading card grading app at https://zeropop.app