Is Bob Tewksbury [Refractor] #193 worth grading?

Baseball · Baseball Cards 1993 Finest · full price guide →

Worth grading only if it gems

A Grade 9.5 Bob Tewksbury [Refractor] #193 brings $136 versus $103 raw — a $33.45 spread that covers an economy-tier ~$25 grading fee. A PSA 9 ($124) only about breaks even after fees, so the case rests on gemming.

Raw (NM): $103
Grade 9.5: $136
PSA 9: $124
Gem premium: 1.3×
As of: Sep 2, 2026

Break-even by outcome and fee

Bob Tewksbury [Refractor] #193: 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 9.5	$136	+$8.45	−$16.55	−$117
PSA 9	$124	−$3.55	−$28.55	−$129
PSA 8	$113	−$15.05	−$40.05	−$140

Net = sale price − $103 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?

Bob Tewksbury [Refractor] #193: expected value of submitting by gem probability
Chance it gems	Expected sale	Expected net (standard fee)
25%	$127	−$25.55
50%	$130	−$22.55
75%	$133	−$19.55

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 →

Bob Tewksbury [Refractor] #193 graded prices by company and grade
Grade	Graded
9.5	$136
9	$124
8	$113
7	$31.90

Run your own numbers

Should I pay this?

Asking priceGrading fee

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