MidpointCard Centering Grading Portfolio App

Is Bert Blyleven #128 worth grading?

Baseball · Baseball Cards 1990 Fleer · full price guide →

Grading rarely pays for this card

PSA 10 copies of Bert Blyleven #128 sell for $21.50, only $20.75 above the $0.75 raw price — less than an economy-tier grading fee. Keep it raw unless you are grading for the slab itself.

Raw (NM)
$0.75
PSA 10
$21.50
Gem premium
29×
As of
Sep 2, 2026

Break-even by outcome and fee

Bert Blyleven #128: 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 — PSA 10$21.50−$4.25−$29.25−$129
PSA 8$6.43−$19.32−$44.32−$144

Net = sale price − $0.75 raw value − fee. Fee tiers are illustrative; plug your grader's current price into the calculator below.

Which grader pays the most — and what a 10 takes

All centering standards →
Bert Blyleven #128: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$28.00best55/4570/30
PSA 10$21.50−$6.5055/4575/25
CGC 10$13.00−$15.0055/4575/25
SGC 10$13.00−$15.0055/4575/25

Tolerances are each company's published centering standard for its top grade; surface, corners and edges must also be clean. Centering is the one you can measure yourself before you pay.

Bert Blyleven #128 graded prices by company and grade
GradePSACGCBGSSGCGraded
10$21.50$13.00$28.00$13.00—
8————$6.43

Swipe the table for the other grading companies →

Run your own numbers

Should I pay this?

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

Other 1990 Fleer cards worth checking

Full set checklist →

Grading Bert Blyleven #128 — FAQ

Is Bert Blyleven #128 worth grading?

PSA 10 copies of Bert Blyleven #128 sell for $21.50, only $20.75 above the $0.75 raw price — less than an economy-tier grading fee. Keep it raw unless you are grading for the slab itself.

How much is a PSA 10 Bert Blyleven #128 worth compared with raw?

A PSA 10 Bert Blyleven #128 (Baseball Cards 1990 Fleer) sells for about $21.50 versus $0.75 for a raw near-mint copy — a 29× premium as of Sep 2, 2026.

Which grading company is best for Bert Blyleven #128?

By resale value, BGS 10 leads at $28.00, ahead of PSA 10 at $21.50. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Bert Blyleven #128 need for a BGS 10?

BGS publishes 55/45 front and 70/30 back centering as the tolerance for a 10 (Gem Mint). Off-center copies are capped below the top grade regardless of surface — measure yours before paying the fee.

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