Ungraded vs MS66 1921 D Mercury Dime: price difference
1921 D Mercury Dime value — Ungraded $66 vs MS66 $13790. MS66 sells for 208.94× Ungraded (+20794%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
MS66 sells for 208.94× (+20794%) the Ungraded price — a $13,724 difference per coin.
MS62 sells for 47.85× (+4685%) the Ungraded price — a $3,092 difference per coin.
Should you get this coin graded?
Grading runs about $30 per coin all-in. On 1921 D Mercury Dime, the jump from Ungraded to MS66 is worth $13,724 (208.94×) — 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).