Ungraded vs MS66 1931 Mercury Dime: price difference
1931 Mercury Dime value — Ungraded $10 vs MS66 $524. MS66 sells for 52.4× Ungraded (+5140%). Prices updated September 2026.
Medians of real sold listings per grade, updated September 2026 — how we compute values.
MS66 sells for 52.4× (+5140%) the Ungraded price — a $514 difference per coin.
MS66 sells for 7.38× (+638%) the MS62 price — a $453 difference per coin.
Should you get this coin graded?
Grading runs about $30 per coin all-in. On 1931 Mercury Dime, the jump from Ungraded to MS66 is worth $514 (52.4×) — 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).