Ungraded vs Grade 8.0 Invincible [Walker & Fairbairn] #144 (2018): price difference
Invincible [Walker & Fairbairn] #144 (2018) value — Ungraded $178 vs Grade 8.0 $139. Ungraded sells for 1.28× Grade 8.0 (+28%). Prices updated September 2026.
Medians of real sold listings per grade, updated September 2026 — how we compute values.
Ungraded sells for 1.28× (+28%) the Grade 8.0 price — a $39 difference per comic.
Ungraded sells for 1.53× (+53%) the Grade 6.0 price — a $62 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Invincible [Walker & Fairbairn] #144 (2018), the jump from Grade 8.0 to Ungraded is worth $39 (1.28×) — 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).