Grade 9 vs PSA 10 Lamar Johnson #13 1982 Topps Baseball: price difference
Lamar Johnson #13 1982 Topps Baseball value — Grade 9 $13 vs PSA 10 $80. PSA 10 sells for 6.15× Grade 9 (+515%). Prices updated June 2026.
Medians of real sold listings per grade, updated June 2026 — how we compute values.
Grade 9 vs PSA 10
$13→$80
PSA 10 sells for 6.15× (+515%) the Grade 9 price — a $67 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Lamar Johnson #13 1982 Topps Baseball, the jump from Grade 9 to PSA 10 is worth $67 (6.15×) — 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).