Ungraded vs PSA 10 Bob Knepper #721 1985 Topps Baseball: price difference
Bob Knepper #721 1985 Topps Baseball value — Ungraded $1 vs PSA 10 $2946. PSA 10 sells for 2,946× Ungraded (+294500%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 2,946× (+294500%) the Ungraded price — a $2,945 difference per card.
PSA 10 sells for 122.75× (+12175%) the Grade 9 price — a $2,922 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Bob Knepper #721 1985 Topps Baseball, the jump from Ungraded to PSA 10 is worth $2,945 (2,946×) — 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).