Showdown on the Sea #37 Price Guide
Entertainment · 1966 Topps Batman Riddler Back
Showdown on the Sea #37 (1966 Topps Batman Riddler Back) is currently worth $4.45 raw (near mint) (as of Aug 16, 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.
Current prices
Raw (ungraded)
| Ungraded | $4.45 |
Graded — grade ladder
| Grade | Graded |
|---|---|
| 7 | $49.95 |
Last updated 2026-08-16 · Source: the PriceCharting price guide
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Is it worth grading?
Strong grading candidate — 11× premium in Grade 7
A Grade 7 Showdown on the Sea #37 sells for $49.95 against $4.45 raw: a $45.50 spread, 11× the ungraded price. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
Full grading break-even for Showdown on the Sea #37: 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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Showdown on the Sea #37 — frequently asked
How much is Showdown on the Sea #37 (1966 Topps Batman Riddler Back) worth?
As of Aug 16, 2026, Showdown on the Sea #37 (1966 Topps Batman Riddler Back): an ungraded near-mint copy sells for about $4.45, a Grade 7 sells for about $49.95. Values come from the PriceCharting price guide and are refreshed weekly.
Is Showdown on the Sea #37 worth grading?
A Grade 7 Showdown on the Sea #37 sells for $49.95 against $4.45 raw: a $45.50 spread, 11× the ungraded price. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
Where do these Entertainment 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.
Is your entertainment 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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