Ungraded vs PSA 10 Ken Sanders #366 1975 Topps Baseball: price difference
Ken Sanders #366 1975 Topps Baseball value — Ungraded $2 vs PSA 10 $6710. PSA 10 sells for 3,355× Ungraded (+335400%). Prices updated June 2026.
Medians of real sold listings per grade, updated June 2026 — how we compute values.
PSA 10 sells for 3,355× (+335400%) the Ungraded price — a $6,708 difference per card.
PSA 10 sells for 268.4× (+26740%) the Grade 9 price — a $6,685 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Ken Sanders #366 1975 Topps Baseball, the jump from Ungraded to PSA 10 is worth $6,708 (3,355×) — 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).