Is Harry Kelley #121 worth grading?
Baseball · Baseball Cards 1937 O Pee Chee · full price guide →
Strong grading candidate — 5.6× premium in Grade 7
A Grade 7 Harry Kelley #121 sells for $345 against $61.55 raw: a $283 spread, 5.6× the ungraded price. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
- Raw (NM)
- $61.55
- Grade 7
- $345
- Gem premium
- 5.6×
- As of
- Jul 11, 2026
Break-even by outcome and fee
| If it comes back… | Sells for | Economy / bulk (~$25.00) | Standard (~$50.00) | Express (~$150) |
|---|---|---|---|---|
| Gem — Grade 7 | $345 | +$258 | +$233 | +$133 |
Net = sale price − $61.55 raw value − fee. Fee tiers are illustrative; plug your grader's current price into the calculator below.
Full grade ladder
Raw conditions & history →| Grade | Graded |
|---|---|
| 7 | $345 |
Run your own numbers
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Grading Harry Kelley #121 — FAQ
Is Harry Kelley #121 worth grading?
A Grade 7 Harry Kelley #121 sells for $345 against $61.55 raw: a $283 spread, 5.6× the ungraded price. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
Is your baseball card centered well enough to grade?
Centering makes or breaks a PSA 10. Scan any card with Midpoint to measure its exact centering, get a grade estimate, and see what your copy is actually worth.
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