Ungraded vs Grade 8.0 Star Trek #55 (1978): price difference
Star Trek #55 (1978) value — Ungraded $14 vs Grade 8.0 $102. Grade 8.0 sells for 7.29× Ungraded (+629%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Grade 8.0 sells for 7.29× (+629%) the Ungraded price — a $88 difference per comic.
Grade 6.0 sells for 3.36× (+236%) the Ungraded price — a $33 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Star Trek #55 (1978), the jump from Ungraded to Grade 8.0 is worth $88 (7.29×) — 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).