MidpointCard Centering Grading Portfolio App

Is Rick Dempsey #312 worth grading?

Baseball · Baseball Cards 1979 O Pee Chee · full price guide →

Grading rarely pays for this card

Grade 9.5 copies of Rick Dempsey #312 sell for $23.00, only $21.44 above the $1.56 raw price — less than an economy-tier grading fee. A PSA 9 ($20.50) 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)
$1.56
Grade 9.5
$23.00
PSA 9
$20.50
Gem premium
15×
As of
Sep 3, 2026

Break-even by outcome and fee

Rick Dempsey #312: net result of grading versus selling raw, by outcome and fee tier
If it comes back…Sells forEconomy / bulk (~$25.00)Standard (~$50.00)Express (~$150)
Gem — Grade 9.5$23.00−$3.56−$28.56−$129
PSA 9$20.50−$6.06−$31.06−$131
PSA 8$4.25−$22.31−$47.31−$147

Net = sale price − $1.56 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?

Rick Dempsey #312: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$21.13−$30.43
50%$21.75−$29.81
75%$22.38−$29.18

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

Rick Dempsey #312 graded prices by company and grade
GradeGraded
9.5$23.00
9$20.50
8$4.25

Run your own numbers

Should I pay this?

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

Other 1979 O Pee Chee cards worth checking

Full set checklist

Grading Rick Dempsey #312 — FAQ

Is Rick Dempsey #312 worth grading?

Grade 9.5 copies of Rick Dempsey #312 sell for $23.00, only $21.44 above the $1.56 raw price — less than an economy-tier grading fee. A PSA 9 ($20.50) only about breaks even after fees, so the case rests on gemming. Keep it raw unless you are grading for the slab itself.

Best on iPhone & Android

Check your baseball card in the Midpoint app

Scan with your camera to measure centering to the millimeter, get an AI grade with corner and edge close-ups, see what your copy is worth, and track it in your portfolio. Free to start.

Download on the App StoreGet it on Google Play

Or try it on the web →

Best on iPhone & Android

The full Midpoint experience is in the app

Scan with your camera, get AI grades with corner and edge close-ups, issue Grade Certificates, set price alerts, track your portfolio and talk to other collectors — everything here, plus the parts a browser can't do. Free to start.

Download on the App StoreGet it on Google Play