Ron Guidry #310 Price Guide
Baseball · Baseball Cards 1988 Score
Ron Guidry #310 (Baseball Cards 1988 Score) is currently worth $1.28 raw (near mint) (as of Sep 4, 2026). Values come from the PriceCharting price guide and are refreshed weekly. Grading is the single biggest value lever — check the raw-to-PSA-10 gap below, then scan your copy to see if its centering makes the grade.
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Current prices
Raw (ungraded)
| Ungraded | $1.28 |
Graded — grade ladder
Last updated 2026-09-04 · Source: the PriceCharting price guide
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Is it worth grading?
Worth grading only if it gems
A Grade 8 Ron Guidry #310 brings $27.00 versus $1.28 raw — a $25.72 spread that covers an economy-tier ~$25 grading fee. Without PSA 9 sales on record, budget for the fee being lost on a near-miss.
Full grading break-even for Ron Guidry #310: fee tiers, best grader, gem-rate math →
Should I pay this?
Enter the seller’s asking price to see your net outcome per grade.
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Ron Guidry #310 — frequently asked
How much is Ron Guidry #310 (Baseball Cards 1988 Score) worth?
As of Sep 4, 2026, Ron Guidry #310 (Baseball Cards 1988 Score): an ungraded near-mint copy sells for about $1.28, a Grade 8 sells for about $27.00. Values come from the PriceCharting price guide and are refreshed weekly.
Is Ron Guidry #310 worth grading?
A Grade 8 Ron Guidry #310 brings $27.00 versus $1.28 raw — a $25.72 spread that covers an economy-tier ~$25 grading fee. Without PSA 9 sales on record, budget for the fee being lost on a near-miss.
Is Ron Guidry #310 going up or down in value?
Ron Guidry #310 (Baseball Cards 1988 Score) is up 0% over the last 30 days (raw market). Short-term moves on individual cards are noisy — check the price history above for the trend.
Where do these Baseball card prices come from?
Prices are the PriceCharting price guide, refreshed weekly. Raw values reflect near-mint (NM) ungraded copies; graded values are per grading company and grade.