Is Cooper Flagg / Kon Knueppel [Black] #73 worth grading?

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Grading rarely pays for this card

Grade 8 copies of Cooper Flagg / Kon Knueppel [Black] #73 sell for $280, only $0.00 above the $751 raw price — less than an economy-tier grading fee. Keep it raw unless you are grading for the slab itself.

Raw (NM): $751
Grade 8: $280
Gem premium: 0.4×
As of: Sep 3, 2026

Break-even by outcome and fee

Cooper Flagg / Kon Knueppel [Black] #73: net result of grading versus selling raw, by outcome and fee tier
If it comes back…	Sells for	Economy / bulk (~$25.00)	Standard (~$50.00)	Express (~$150)
Gem — Grade 8	$280	−$496	−$521	−$621
PSA 8	$280	−$496	−$521	−$621

Net = sale price − $751 raw value − fee. Fee tiers are illustrative; plug your grader's current price into the calculator below.

Full grade ladder

Raw conditions & history →

Cooper Flagg / Kon Knueppel [Black] #73 graded prices by company and grade
Grade	Graded
8	$280

Run your own numbers

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