Thor #423 (1990) — Comic Book Value
ThorWhat Thor #423 (1990) is worth — ungraded and CGC graded (6.0, 8.0).
Thor #423 (1990) value — Ungraded $5 · Grade 6.0 $13 · Grade 8.0 $20. Prices updated July 2026.
Real sold prices per grade — the Grade 8.0 premium on this card is 4.0× raw.
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Which version do you have?
If you simply want to own Thor #423, the Newsstand version at $6 is the cheapest entry point. The Standard version at $5 is slightly less accessible but offers no significant upgrade in scarcity or edition over the Newsstand copy. Therefore, if budget is the primary concern, buy the Standard. If you value the absolute lowest cost, the Newsstand is your choice.
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Item details
- Series
- Thor
Thor #423 (1990) comic value
An ungraded copy of Thor #423 (1990) averages around $5. A CGC 6.0 runs about $13, and a CGC 8.0 commands $20.
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 | $5 | eBay sold comps |
| Grade 6.0 | $13 | eBay sold comps |
| Grade 8.0 | $20 | eBay sold comps |
Frequently asked questions
- What is the starting resale price for Thor #423 (1990)?
- The ungraded version of Thor #423 (1990) starts at a resale value of $5.
- How much more valuable is a Grade 8.0 compared to an ungraded copy?
- A Grade 8.0 copy sells for $20, which is $15 more than the $5 ungraded price.
- What is the price point for a Grade 6.0 copy?
- A Thor #423 (1990) graded at 6.0 is currently valued at $13.