Ungraded vs Grade 8.0 Detective Comics [Newsstand] #523 (1983): price difference

Detective Comics [Newsstand] #523 (1983) value — Ungraded $18 vs Grade 8.0 $65. Grade 8.0 sells for 3.61× Ungraded (+261%). Prices updated August 2026.

GradeSold medianvs Ungraded
Ungraded$18eBay ↗
Grade 6.0$422.33× · +133%eBay ↗
Grade 8.0$653.61× · +261%eBay ↗

Medians of real sold listings per grade, updated August 2026 how we compute values.

Ungraded vs Grade 8.0
$18$65

Grade 8.0 sells for 3.61× (+261%) the Ungraded price — a $47 difference per comic.

Ungraded vs Grade 6.0
$18$42

Grade 6.0 sells for 2.33× (+133%) the Ungraded price — a $24 difference per comic.

Should you get this comic graded?

Grading runs about $30 per comic all-in. On Detective Comics [Newsstand] #523 (1983), the jump from Ungraded to Grade 8.0 is worth $47 (3.61×) — if your copy grades at the top, that premium can cover the fee. A grade below the top one changes the math, so run your exact numbers first.

Run the grading break-even math →
See current eBay listingsSee sold Detective Comics [Newsstand] #523 (1983) listings ↗Full Detective Comics [Newsstand] #523 (1983) price guide →

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Detective Comics [Newsstand] #523 (1983): Ungraded vs Grade 8.0 Price Difference