Ungraded vs PSA 10 Roger Maris #365 1966 Topps Baseball: price difference
Roger Maris #365 1966 Topps Baseball value — Ungraded $23 vs PSA 10 $3249. PSA 10 sells for 141.26× Ungraded (+14026%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 141.26× (+14026%) the Ungraded price — a $3,226 difference per card.
Grade 9 sells for 106.39× (+10539%) the Ungraded price — a $2,424 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Roger Maris #365 1966 Topps Baseball, the jump from Ungraded to PSA 10 is worth $3,226 (141.26×) — 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).