Ungraded vs MS66 1866 Gold Dollar: price difference
1866 Gold Dollar value — Ungraded $819 vs MS66 $7244. MS66 sells for 8.84× Ungraded (+784%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
MS66 sells for 8.84× (+784%) the Ungraded price — a $6,425 difference per coin.
MS62 sells for 3.27× (+227%) the Ungraded price — a $1,856 difference per coin.
Should you get this coin graded?
Grading runs about $30 per coin all-in. On 1866 Gold Dollar, the jump from Ungraded to MS66 is worth $6,425 (8.84×) — 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).