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6d090296bd02c405ab94de50c0fddd50ee079e604108a282488c0d56d22b41a4
For salePSA 9 MINTBasketballPolygon
2025 Topps 1980-81 Topps Basketball #80BK-53 Kon Knueppel (PSA 9 MINT)
Asking price$21.50USDCListed price updated 13 min ago
Buy on CourtyardValuation
Platform estimateCourtyard Est. Value · not our FMV
$21.50Insured valuenot reported by platform
—Details
- Type
- Graded card
- Grading company
- PSA
- Grade
- 9 MINT
- Cert number
- 146568652
- Set
- Topps 1980-81 Topps Basketball
- Card number
- 80BK-53
- Year
- 2025
- Language
- English
- Category
- Sports Cards
Price history — asks observed by Graded.Markets
First seen Aug 23, 2026, 8:17 PM · last synced 13 min ago · listed Aug 23, 2026, 8:07 PM. Data aggregated from Courtyard; FMV figures combine licensed market data calibrated against observed sales, provided as-is.