Ungraded vs Grade 8.0 Journey into Mystery #103 (1964): price difference
Journey into Mystery #103 (1964) value — Ungraded $138 vs Grade 8.0 $800. Grade 8.0 sells for 5.8× Ungraded (+480%). Prices updated September 2026.
Medians of real sold listings per grade, updated September 2026 — how we compute values.
Grade 8.0 sells for 5.8× (+480%) the Ungraded price — a $662 difference per comic.
Grade 8.0 sells for 2.57× (+157%) the Grade 6.0 price — a $489 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Journey into Mystery #103 (1964), the jump from Ungraded to Grade 8.0 is worth $662 (5.8×) — 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).