Ungraded vs PSA 10 Tommy Harper #330 1964 Topps Baseball: price difference
Tommy Harper #330 1964 Topps Baseball value — Ungraded $5 vs PSA 10 $808. PSA 10 sells for 161.6× Ungraded (+16060%). Prices updated June 2026.
Medians of real sold listings per grade, updated June 2026 — how we compute values.
PSA 10 sells for 161.6× (+16060%) the Ungraded price — a $803 difference per card.
Grade 9 sells for 62.2× (+6120%) the Ungraded price — a $306 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Tommy Harper #330 1964 Topps Baseball, the jump from Ungraded to PSA 10 is worth $803 (161.6×) — 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).