Marketplace
View on Courtyard
ad8b359a180e1d1514b251ec752dd56bdc95d6c47b1dee312a8f6b451f2a3a21
Not listedPSA 9 MINTBasketballPolygon
2025 Topps 1980-81 Topps Basketball #80BK-53 Kon Knueppel (PSA 9 MINT)
StatusNot currently listed — delisted Aug 27, 2026, 2:15 PM
View on CourtyardValuation
Platform estimateCourtyard Est. Value · not our FMV
$21.70Insured valuenot reported by platform
—Details
- Type
- Graded card
- Grading company
- PSA
- Grade
- 9 MINT
- Cert number
- 153988667
- 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 25, 2026, 12:38 PM · last synced 47 d ago · listed Aug 27, 2026, 1:09 PM.