Ungraded vs MS66 1999 S [SILVER PROOF] Roosevelt Dime: price difference
1999 S [SILVER PROOF] Roosevelt Dime value — Ungraded $7 vs MS66 $160. MS66 sells for 22.86× Ungraded (+2186%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Ungraded vs MS66
$7→$160
MS66 sells for 22.86× (+2186%) the Ungraded price — a $153 difference per coin.
Should you get this coin graded?
Grading runs about $30 per coin all-in. On 1999 S [SILVER PROOF] Roosevelt Dime, the jump from Ungraded to MS66 is worth $153 (22.86×) — 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).