Ungraded vs PSA 10 Palmer's Contribution #139: price difference
Palmer's Contribution #139 value — Ungraded $1 vs PSA 10 $46. PSA 10 sells for 46× Ungraded (+4500%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 46× (+4500%) the Ungraded price — a $45 difference per card.
PSA 10 sells for 15.33× (+1433%) the Grade 9 price — a $43 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Palmer's Contribution #139, the jump from Ungraded to PSA 10 is worth $45 (46×) — 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).