Ungraded vs MS66 1920 Mercury Dime: price difference
1920 Mercury Dime value — Ungraded $20 vs MS66 $644. MS66 sells for 32.2× Ungraded (+3120%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
MS66 sells for 32.2× (+3120%) the Ungraded price — a $624 difference per coin.
MS66 sells for 6.38× (+538%) the MS62 price — a $543 difference per coin.
Should you get this coin graded?
Grading runs about $30 per coin all-in. On 1920 Mercury Dime, the jump from Ungraded to MS66 is worth $624 (32.2×) — 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).