Grade 9 vs PSA 10 Koffing #50: price difference
Koffing #50 value — Grade 9 $14 vs PSA 10 $50. PSA 10 sells for 3.57× Grade 9 (+257%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Grade 9 vs PSA 10
$14→$50
PSA 10 sells for 3.57× (+257%) the Grade 9 price — a $36 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Koffing #50, the jump from Grade 9 to PSA 10 is worth $36 (3.57×) — 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).