Ungraded vs MS66 1925 S Mercury Dime: price difference
1925 S Mercury Dime value — Ungraded $15 vs MS66 $8145. MS66 sells for 543× Ungraded (+54200%). Prices updated September 2026.
Medians of real sold listings per grade, updated September 2026 — how we compute values.
MS66 sells for 543× (+54200%) the Ungraded price — a $8,130 difference per coin.
MS62 sells for 55.67× (+5467%) the Ungraded price — a $820 difference per coin.
Should you get this coin graded?
Grading runs about $30 per coin all-in. On 1925 S Mercury Dime, the jump from Ungraded to MS66 is worth $8,130 (543×) — 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).