Ungraded vs PSA 10 Dwight Siebler #546 1966 Topps Baseball: price difference
Dwight Siebler #546 1966 Topps Baseball value — Ungraded $13 vs PSA 10 $2128. PSA 10 sells for 163.69× Ungraded (+16269%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 163.69× (+16269%) the Ungraded price — a $2,115 difference per card.
PSA 10 sells for 21.71× (+2071%) the Grade 9 price — a $2,030 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Dwight Siebler #546 1966 Topps Baseball, the jump from Ungraded to PSA 10 is worth $2,115 (163.69×) — 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).