Ungraded vs Grade 8.0 Green Lantern #30 (1964): price difference
Green Lantern #30 (1964) value — Ungraded $23 vs Grade 8.0 $133. Grade 8.0 sells for 5.78× Ungraded (+478%). Prices updated September 2026.
Medians of real sold listings per grade, updated September 2026 — how we compute values.
Grade 8.0 sells for 5.78× (+478%) the Ungraded price — a $110 difference per comic.
Grade 6.0 sells for 3.22× (+222%) the Ungraded price — a $51 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Green Lantern #30 (1964), the jump from Ungraded to Grade 8.0 is worth $110 (5.78×) — 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).