Ungraded vs Grade 8.0 G.I. Combat #128 (1968): price difference
G.I. Combat #128 (1968) value — Ungraded $17 vs Grade 8.0 $214. Grade 8.0 sells for 12.59× Ungraded (+1159%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Grade 8.0 sells for 12.59× (+1159%) the Ungraded price — a $197 difference per comic.
Grade 8.0 sells for 3.63× (+263%) the Grade 6.0 price — a $155 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On G.I. Combat #128 (1968), the jump from Ungraded to Grade 8.0 is worth $197 (12.59×) — 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).