Is Seattle Mariners [Gold] #566 worth grading?

Baseball · Baseball Cards 2020 Topps · full price guide →

Grading rarely pays for this card

Grade 9 copies of Seattle Mariners [Gold] #566 sell for $2.05, only $0.68 above the $1.37 raw price — less than an economy-tier grading fee. A PSA 9 ($2.05) only about breaks even after fees, so the case rests on gemming. Keep it raw unless you are grading for the slab itself.

Raw (NM): $1.37
Grade 9: $2.05
PSA 9: $2.05
Gem premium: 1.5×
As of: Sep 3, 2026

Break-even by outcome and fee

Seattle Mariners [Gold] #566: 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 9	$2.05	−$24.32	−$49.32	−$149
PSA 9	$2.05	−$24.32	−$49.32	−$149

Net = sale price − $1.37 raw value − fee. Fee tiers are illustrative; plug your grader's current price into the calculator below.

Expected value — how often does it need to gem?

Seattle Mariners [Gold] #566: expected value of submitting by gem probability
Chance it gems	Expected sale	Expected net (standard fee)
25%	$2.05	−$49.32
50%	$2.05	−$49.32
75%	$2.05	−$49.32

At the standard fee this submission does not break even at any realistic gem rate unless the miss lands above the 9 price.

Full grade ladder

Raw conditions & history →

Seattle Mariners [Gold] #566 graded prices by company and grade
Grade	Graded
9.5	$2.00
9	$2.05

Run your own numbers

Should I pay this?

Asking priceGrading fee

Enter the seller’s asking price to see your net outcome per grade.

Other 2020 Topps cards worth checking

Full set checklist →

Mike Trout [SSP] #1

Raw $30.00PSA 10 $9,495

Pete Alonso [SSP] #350

Raw $854PSA 10 $2,500

Yordan Alvarez [Black] #276

Raw $332PSA 10 $844

Mookie Betts [SSSP] #420

Raw $3,500PSA 10 $3,750

Bo Bichette / Luis Robert / Yordan Alvarez [SSP] #392

Raw $3,999PSA 10 $2,275

Luis Robert [Clear] #392