Ungraded vs MS66 1859 S Seated Liberty Quarter: price difference
1859 S Seated Liberty Quarter value — Ungraded $299 vs MS66 $65255. MS66 sells for 218.24× Ungraded (+21724%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
MS66 sells for 218.24× (+21724%) the Ungraded price — a $64,956 difference per coin.
MS62 sells for 17.58× (+1658%) the Ungraded price — a $4,957 difference per coin.
Should you get this coin graded?
Grading runs about $30 per coin all-in. On 1859 S Seated Liberty Quarter, the jump from Ungraded to MS66 is worth $64,956 (218.24×) — 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).