1991 Donruss #421 Chuck Knoblauch (PSA 9 MINT)

Asking price$11.44USDCListed price updated 3 min ago

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Valuation

Platform estimateCourtyard Est. Value · not our FMV

$10.40

Insured valuenot reported by platform

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Details

Type: Graded card
Grading company: PSA
Grade: 9 MINT
Cert number: 151731391
Set: Donruss
Card number: 421
Year: 1991
Language: English
Category: Sports Cards

Price history — asks observed by Graded.Markets

Aug 21, 2026, 4:29 AM−21.4%$11.44
Aug 21, 2026, 3:57 AM+27.3%$14.56
Aug 20, 2026, 8:47 PM−15.4%$11.44
Aug 20, 2026, 8:13 PM−9.9%$13.52
Aug 20, 2026, 12:48 PM$15.00

First seen Aug 20, 2026, 12:48 PM · last synced 3 min ago · listed Aug 21, 2026, 3:48 AM. Data aggregated from Courtyard; FMV figures combine licensed market data calibrated against observed sales, provided as-is.