Is Harry Walker #312 worth grading?
Baseball · Baseball Cards 1971 O Pee Chee · full price guide →
Strong grading candidate — 40× premium in Grade 8
A Grade 8 Harry Walker #312 sells for $99.97 against $2.51 raw: a $97.46 spread, 40× the ungraded price. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
- Raw (NM)
- $2.51
- Grade 8
- $99.97
- Gem premium
- 40×
- As of
- Sep 4, 2026
Break-even by outcome and fee
| If it comes back… | Sells for | Economy / bulk (~$25.00) | Standard (~$50.00) | Express (~$150) |
|---|---|---|---|---|
| Gem — Grade 8 | $99.97 | +$72.46 | +$47.46 | −$52.54 |
| PSA 8 | $99.97 | +$72.46 | +$47.46 | −$52.54 |
Net = sale price − $2.51 raw value − fee. Fee tiers are illustrative; plug your grader's current price into the calculator below.
Full grade ladder
Raw conditions & history →Run your own numbers
Should I pay this?
Enter the seller’s asking price to see your net outcome per grade.
Other 1971 O Pee Chee cards worth checking
Full set checklist →
Grading Harry Walker #312 — FAQ
Is Harry Walker #312 worth grading?
A Grade 8 Harry Walker #312 sells for $99.97 against $2.51 raw: a $97.46 spread, 40× the ungraded price. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
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.
