Ungraded vs PSA 10 John Curtis #649 1979 Topps Baseball: price difference
John Curtis #649 1979 Topps Baseball value — Ungraded $1 vs PSA 10 $121. PSA 10 sells for 121× Ungraded (+12000%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 121× (+12000%) the Ungraded price — a $120 difference per card.
Grade 9 sells for 11× (+1000%) the Ungraded price — a $10 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On John Curtis #649 1979 Topps Baseball, the jump from Ungraded to PSA 10 is worth $120 (121×) — 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).