Ungraded vs Grade 8.0 Jumbo Comics #137 (1950): price difference
Jumbo Comics #137 (1950) value — Ungraded $82 vs Grade 8.0 $408. Grade 8.0 sells for 4.98× Ungraded (+398%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Ungraded vs Grade 8.0
$82→$408
Grade 8.0 sells for 4.98× (+398%) the Ungraded price — a $326 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Jumbo Comics #137 (1950), the jump from Ungraded to Grade 8.0 is worth $326 (4.98×) — 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).