Ungraded vs Grade 8.0 Journey into Mystery #31 (1956): price difference
Journey into Mystery #31 (1956) value — Ungraded $86 vs Grade 8.0 $1673. Grade 8.0 sells for 19.45× Ungraded (+1845%). Prices updated September 2026.
Medians of real sold listings per grade, updated September 2026 — how we compute values.
Ungraded vs Grade 8.0
$86→$1673
Grade 8.0 sells for 19.45× (+1845%) the Ungraded price — a $1,587 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Journey into Mystery #31 (1956), the jump from Ungraded to Grade 8.0 is worth $1,587 (19.45×) — 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 →Values are estimates from real sales data — not appraisals or offers. Some links earn JunkPal a commission at no cost to you (disclosure).