Ungraded vs Grade 9 Glenn Adams #18 1981 Topps Baseball: price difference
Glenn Adams #18 1981 Topps Baseball value — Ungraded $2 vs Grade 9 $250. Grade 9 sells for 125× Ungraded (+12400%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Ungraded vs Grade 9
$2→$250
Grade 9 sells for 125× (+12400%) the Ungraded price — a $248 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Glenn Adams #18 1981 Topps Baseball, the jump from Ungraded to Grade 9 is worth $248 (125×) — 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).