Ungraded vs Grade 8.0 Flash #137 (1963): price difference
Flash #137 (1963) value — Ungraded $58 vs Grade 8.0 $331. Grade 8.0 sells for 5.71× Ungraded (+471%). Prices updated September 2026.
Medians of real sold listings per grade, updated September 2026 — how we compute values.
Grade 8.0 sells for 5.71× (+471%) the Ungraded price — a $273 difference per comic.
Grade 8.0 sells for 2.45× (+145%) the Grade 6.0 price — a $196 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Flash #137 (1963), the jump from Ungraded to Grade 8.0 is worth $273 (5.71×) — 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).