Detective Comics #420 (1972) — Comic Book Value
Detective ComicsWhat Detective Comics #420 (1972) is worth — ungraded and CGC graded (6.0, 8.0).
Detective Comics #420 (1972) value — Ungraded $15 · Grade 6.0 $47 · Grade 8.0 $160. Prices updated July 2026.
Series · Detective Comics
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Value by grade
$15
Ungraded
3.1×
$47
Grade 6.0
10.7×
$160
Grade 8.0
Real sold prices per grade — the Grade 8.0 premium on this card is 10.7× raw.
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Item details
- Series
- Detective Comics
Detective Comics #420 (1972) comic value
An ungraded copy of Detective Comics #420 (1972) averages around $15. A CGC 6.0 runs about $47, and a CGC 8.0 commands $160.
What drives the price
Grade is everything in comics — spine ticks, page color, and restoration decide the number, and the jump from raw to high grade can be 10×+. Key issues (first appearances, origins, deaths) carry the biggest premiums, and early printings beat reprints.
Price guide
Sold values by grade vs. what sellers ask today
| Condition | Value | Based on |
|---|---|---|
| Ungraded | $15 | eBay sold comps |
| Grade 6.0 | $47 | eBay sold comps |
| Grade 8.0 | $160 | eBay sold comps |
Frequently asked questions
- What is the starting price for an ungraded copy of this comic?
- An ungraded copy of Detective Comics #420 is currently listed with a value of $14.
- How much more valuable is a Grade 8.0 compared to an ungraded copy?
- A Grade 8.0 copy sells for $160, significantly higher than the $14 price point for ungraded versions.
- What is the market value for a Grade 6.0 copy?
- The market value for a Grade 6.0 copy of Detective Comics #420 is $46.